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100+ Free Kagoshima Entrance Mathematics Practice Questions

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2026 Statistics

Key Facts: Kagoshima Entrance Mathematics Exam

50 min / 90 points

Length and maximum score of the Kagoshima mathematics paper (held March 4, 2027, Day 2 of the R9 academic test)

Kagoshima Prefectural Board of Education R8 selection guidelines and Benesse

450 + 450 (correlation)

450-point academic test combined with 450-point report card by correlation (sōkan), not simple addition, plus interview where held

Kagoshima Prefectural Board of Education R8 selection guidelines and study-room.net

Mar 4, 2027

Reiwa 9 academic examination Day 2 — mathematics sat; Day 1 March 3 (kokugo, science, English); makeup March 9; results March 12, 2027

Benesse Kagoshima R9 entrance schedule (czemi.benesse.ne.jp)

JPY 2,200

Entrance examination fee for full-time prefectural high schools (JPY 950 part-time/teijisei), paid as a Kagoshima revenue stamp

Kagoshima Prefectural Board of Education R8 selection implementation guidelines (r8youkou.html)

Practical ×20

Report-card practical subjects weighted ×20 (academic ×2), so practicals are ~89% of the 450-point report card — a famously unusual Kagoshima rule

Benesse and study-room.net Kagoshima entrance analysis

100

Free original practice questions in this bank

OpenExamPrep

The Kagoshima public high school entrance mathematics paper is a 50-minute, 90-point written exam held on March 4, 2027, covering equations, functions, plane and solid geometry, and probability, set by the Kagoshima Prefectural Board of Education. This page offers 100 original practice questions with explanations as a study aid.

Sample Kagoshima Entrance Mathematics Practice Questions

Try these sample questions to test your Kagoshima Entrance Mathematics exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Evaluate (−5) + 8 − (−3).
A.0
B.6
C.10
D.−6
Explanation: Work left to right: (−5) + 8 = 3, then 3 − (−3) = 3 + 3 = 6. Subtracting a negative number is the same as adding its opposite.
2Compute (−6) × 4 ÷ (−3).
A.8
B.−8
C.24
D.−24
Explanation: First (−6) × 4 = −24. Then −24 ÷ (−3) = 8. A negative divided by a negative is positive.
3Simplify 4x − 3(x − 2) − 5.
A.x + 1
B.x − 11
C.7x − 11
D.x − 1
Explanation: Distribute first: −3(x − 2) = −3x + 6. Then 4x − 3x + 6 − 5 = x + 1, combining the like x-terms (4x − 3x = x) and the constants (6 − 5 = 1).
4Simplify −(a − b).
A.a − b
B.b − a
C.−a − b
D.a + b
Explanation: Distribute the negative sign across both terms inside the parentheses: −(a − b) = −a + b = b − a. The order of the terms is reversed and the signs swap.
5Expand (x + 3)(x − 4).
A.x² − x − 12
B.x² + x − 12
C.x² − x + 12
D.x² − 7x − 12
Explanation: Using FOIL: x·x = x², x·(−4) = −4x, 3·x = 3x, 3·(−4) = −12. Combine −4x + 3x = −x, giving x² − x − 12.
6Factor x² − 5x − 24.
A.(x − 8)(x + 3)
B.(x + 8)(x − 3)
C.(x − 6)(x + 4)
D.(x − 12)(x + 2)
Explanation: We need two numbers whose product is −24 and sum is −5. The numbers −8 and +3 give (−8)(3) = −24 and −8 + 3 = −5, so x² − 5x − 24 = (x − 8)(x + 3).
7Compute the value of √72 − √50 + √18, simplified.
A.5√2
B.6√2
C.7√2
D.4√2
Explanation: Simplify each: √72 = √(36·2) = 6√2, √50 = √(25·2) = 5√2, √18 = √(9·2) = 3√2. Then 6√2 − 5√2 + 3√2 = (6 − 5 + 3)√2 = 4√2.
8Rationalize and simplify 6 / √3.
A.2√3
B.3√3
C.√3
D.6√3
Explanation: Multiply numerator and denominator by √3: (6·√3)/(√3·√3) = 6√3/3 = 2√3.
9Evaluate (2³ − 3²) ÷ (−1) + 4.
A.1
B.−1
C.5
D.−5
Explanation: 2³ = 8 and 3² = 9, so 2³ − 3² = 8 − 9 = −1. Then (−1) ÷ (−1) = 1, and 1 + 4 = 5.
10If a = −2 and b = 5, evaluate a² − 2ab + b².
A.49
B.9
C.−9
D.25
Explanation: a² = (−2)² = 4, 2ab = 2(−2)(5) = −20, b² = 25. Then a² − 2ab + b² = 4 − (−20) + 25 = 4 + 20 + 25 = 49. Equivalently, (a − b)² = (−2 − 5)² = (−7)² = 49.

About the Kagoshima Entrance Mathematics Exam

The Kagoshima Public High School Entrance Examination mathematics paper is created by the Kagoshima Prefectural Board of Education. The single 50-minute, 90-point paper, sat on March 4, 2027 (Day 2 of the Reiwa 9 general-selection academic test), is a written exam on the 2017 MEXT junior-high Course of Study, covering numbers and expressions, equations and inequalities, linear and quadratic functions, plane and solid geometry, and probability, with worked steps required on a printed answer sheet. Admission combines the 450-point academic test with the 450-point report card by correlation, plus the report-card remarks and an interview where held. This page provides 100 original English-language practice questions with detailed explanations as a study adaptation — not an official translation or a simulation of the official format.

Assessment

The real Kagoshima mathematics examination is a 50-minute paper scored out of 90 points (450 total across five subjects); in the Reiwa 9 (2027) general selection the five subject papers are split across two days — Day 1 (March 3, 2027) kokugo, science, English; Day 2 (March 4, 2027) social studies, mathematics — with a makeup (tsuiken) on March 9, 2027 and general-selection results announced March 12, 2027 (Friday). The paper is created by the Kagoshima Prefectural Board of Education on the 2017 (Heisei 29) MEXT junior-high Course of Study, covering numbers and expressions, equations and inequalities, linear and quadratic functions, plane geometry (congruence, similarity, circles, the Pythagorean theorem, compass-and-straightedge construction), solid geometry, and probability, with answers shown as worked steps and short constructed responses on a printed answer sheet. Under the Reiwa 7 (2025) structure the paper is five major questions: a basic calculation set (27 pts), a small-problem set including construction, congruence proofs, probability, and simultaneous-equation word problems (17 pts), data analysis (18 pts), applied functions (12 pts), and applied plane geometry (16 pts); two descriptive geometry-proof questions typically appear. Admission (general selection, ippan senbatsu) combines the 450-point academic test with the 450-point report card (chōsasho) by correlation (sōkan), NOT by simple addition, together with the chōsasho's comprehensive remarks and, where held, an interview; some schools apply weighted scoring (keisha haiten) of up to ×2 on at most two subjects. The chōsasho rating totals 450 points from grade 3 only: the five academic subjects weighted ×2 (50 points) and the four practical subjects weighted ×20 (400 points), so practical subjects account for about 89% of the report-card total. This local bank is an English-language MCQ study adaptation providing 100 original practice items.

Time Limit

50 minutes for the mathematics subject paper (held on March 4, 2027, Day 2 of the Reiwa 9 general-selection academic test; makeup March 9, 2027)

Passing Score

No fixed pass mark; scored out of 90 points (450 total across 5 subjects); general selection combines the 450-point academic test with the 450-point report card (chōsasho) by correlation (sōkan), not simple addition, together with the chōsasho's comprehensive remarks and, where held, an interview; some schools apply weighted scoring (keisha haiten) up to ×2 on at most two subjects

Exam Fee

JPY 2,200 entrance examination fee (nyūgaku kenteiryō) for full-time prefectural high schools (JPY 950 part-time/teijisei), paid as a Kagoshima Prefecture revenue stamp affixed to the application; disaster-affected-area applicants are exempt, set out in the official R8 selection guidelines (Kagoshima Prefectural Board of Education (鹿児島県教育委員会))

Kagoshima Entrance Mathematics Exam Content Outline

About 13% of this practice bank

Numbers and Expressions

Positive and negative numbers, algebraic expressions, expansion and factorization, square roots, and evaluating expressions.

About 18% of this practice bank

Equations and Inequalities

Linear equations, simultaneous equations, quadratic equations, linear inequalities, and word problems.

About 21% of this practice bank

Functions

Proportional and inverse-proportional relationships, linear functions, and quadratic functions including rates of change and symmetry.

About 19% of this practice bank

Plane Geometry

Angles and parallel lines, congruence and similarity, circles, the Pythagorean theorem, and compass-and-straightedge construction.

About 11% of this practice bank

Solid Geometry and Measurement

Surface areas and volumes of prisms, cylinders, pyramids, cones, and spheres, and rotation of plane figures.

About 18% of this practice bank

Data Analysis and Probability

Counting outcomes, probability with and without replacement, the complement rule, and representative values.

How to Pass the Kagoshima Entrance Mathematics Exam

What You Need to Know

  • Passing score: No fixed pass mark; scored out of 90 points (450 total across 5 subjects); general selection combines the 450-point academic test with the 450-point report card (chōsasho) by correlation (sōkan), not simple addition, together with the chōsasho's comprehensive remarks and, where held, an interview; some schools apply weighted scoring (keisha haiten) up to ×2 on at most two subjects
  • Assessment: The real Kagoshima mathematics examination is a 50-minute paper scored out of 90 points (450 total across five subjects); in the Reiwa 9 (2027) general selection the five subject papers are split across two days — Day 1 (March 3, 2027) kokugo, science, English; Day 2 (March 4, 2027) social studies, mathematics — with a makeup (tsuiken) on March 9, 2027 and general-selection results announced March 12, 2027 (Friday). The paper is created by the Kagoshima Prefectural Board of Education on the 2017 (Heisei 29) MEXT junior-high Course of Study, covering numbers and expressions, equations and inequalities, linear and quadratic functions, plane geometry (congruence, similarity, circles, the Pythagorean theorem, compass-and-straightedge construction), solid geometry, and probability, with answers shown as worked steps and short constructed responses on a printed answer sheet. Under the Reiwa 7 (2025) structure the paper is five major questions: a basic calculation set (27 pts), a small-problem set including construction, congruence proofs, probability, and simultaneous-equation word problems (17 pts), data analysis (18 pts), applied functions (12 pts), and applied plane geometry (16 pts); two descriptive geometry-proof questions typically appear. Admission (general selection, ippan senbatsu) combines the 450-point academic test with the 450-point report card (chōsasho) by correlation (sōkan), NOT by simple addition, together with the chōsasho's comprehensive remarks and, where held, an interview; some schools apply weighted scoring (keisha haiten) of up to ×2 on at most two subjects. The chōsasho rating totals 450 points from grade 3 only: the five academic subjects weighted ×2 (50 points) and the four practical subjects weighted ×20 (400 points), so practical subjects account for about 89% of the report-card total. This local bank is an English-language MCQ study adaptation providing 100 original practice items.
  • Time limit: 50 minutes for the mathematics subject paper (held on March 4, 2027, Day 2 of the Reiwa 9 general-selection academic test; makeup March 9, 2027)
  • Exam fee: JPY 2,200 entrance examination fee (nyūgaku kenteiryō) for full-time prefectural high schools (JPY 950 part-time/teijisei), paid as a Kagoshima Prefecture revenue stamp affixed to the application; disaster-affected-area applicants are exempt, set out in the official R8 selection guidelines

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

Kagoshima Entrance Mathematics Study Tips from Top Performers

1Show your work for every calculation item — Kagoshima's constructed-response items require worked steps, and even in MCQ form writing the intermediate step prevents sign and formula errors.
2Master the basic calculation set first: the opening major question (27 points under the R7 structure) is basic calculations and numbers-and-expressions, and these are your scoring foundation — drill them for speed and accuracy.
3For geometry, practice descriptive proofs: Kagoshima typically sets two geometry-proof questions, so learn the congruence and similarity conditions (SSS, SAS, ASA; ratio of areas = square of the ratio of sides), the inscribed-angle theorem, and the Pythagorean theorem, and write the proof flow out fully.
4Be fluent converting between a linear function's slope-intercept form and its graph, and know how to find the axis of symmetry and vertex of y = ax² — Kagoshima regularly tests applied functions alongside geometry, and data-analysis items (reading tables and graphs) are frequent.

Frequently Asked Questions

Is the real Kagoshima mathematics entrance paper multiple-choice?

Not entirely. Kagoshima's mathematics paper mixes lettered-choice items with short constructed-response items that require worked steps, organized into five major questions covering a basic calculation set, a small-problem set (construction, congruence proofs, probability, simultaneous-equation word problems), data analysis, applied functions, and applied plane geometry; two descriptive geometry-proof questions typically appear. This bank is an English-language four-option MCQ study adaptation, not official past problems or a reproduction of the official layout: real selection items are not limited to four options, and every stem is in Japanese.

Are these questions official past exam problems?

No. Although the Kagoshima Prefectural Board of Education publishes the actual examination problems and a results summary after each sitting, it does not publish them as a multiple-choice set. This bank is an original English-language MCQ study adaptation aligned to the 2017 MEXT junior-high Course of Study, covering equations, functions, geometry, and probability with worked-solution reasoning.

How long is the mathematics paper and what is the maximum score?

The mathematics paper is a single 50-minute exam scored out of 90 points, sat on March 4, 2027 (Day 2 of the Reiwa 9 general-selection academic test). The five subjects total 450 points and are combined with the 450-point report card by correlation in selection, plus an interview where held.

How is the report card (chōsasho) score calculated in Kagoshima?

Kagoshima uses grade 3 (third year of junior high) records only, on a 5-point rating scale across nine subjects. The five academic subjects are weighted ×2 (5 × 5 × 2 = 50 points) and the four practical subjects (music, art, health-and-physical-education, technology-and-home-economics) are weighted ×20 (4 × 5 × 20 = 400 points), for a grand total of 450 points. Because the practical subjects carry about 89% of the report-card weight, a one-rating drop in a practical subject costs roughly 20 points while the same drop in an academic subject costs only 2 — a famously unusual Kagoshima feature.

How are the academic test and report card combined in Kagoshima's general selection?

The 450-point academic test and the 450-point report card are combined by correlation (sōkan), NOT by simple addition into a 900-point sum. The two are weighed together with the chōsasho's 'comprehensive remarks and reference matters' (sōgō shoken) and, where the school holds one, an interview; some schools apply weighted scoring (keisha haiten) of up to ×2 on at most two subjects.

Does this bank include real calculation questions?

Yes. A substantial share of the 100 items are genuine worked-calculation questions with numeric answers — solving simultaneous and quadratic equations, evaluating functions at a point, applying the Pythagorean theorem and similarity ratios, computing volumes, and counting probability outcomes — not just definitional recall.

What is the Reiwa 9 (2027) examination and results schedule?

For the Reiwa 9 (2027 entrance) cycle, the recommendation selection is held February 2, 2027. The general-selection academic test is held March 3–4, 2027 (Day 1, March 3: kokugo, science, English; Day 2, March 4: social studies, mathematics), with a makeup on March 9, 2027, and general-selection results announced March 12, 2027 (Friday). The JPY 2,200 fee is set out in the official R8 selection guidelines.

What parts of the junior-high mathematics curriculum does the exam cover?

The paper covers the 2017 MEXT junior-high mathematics curriculum: numbers and expressions, equations and inequalities, linear and quadratic functions, plane geometry (congruence, similarity, circles, the Pythagorean theorem, compass-and-straightedge construction), solid geometry, and probability. Under the R7 (2025) structure the paper is five major questions worth 27, 17, 18, 12, and 16 points. This bank distributes its 100 items across those areas.