Basic Calculation Skills (JSS 1 Mid Term test ) 2nd term – 25/26 Leave a Comment / By Chiamaka / February 12, 2026 Welcome to your Basic Calculation Skills (JSS 1 Mid Term test ) 2nd term - 25/26 Name Class Section A (Objective) None 1. Convert 0.25 to fraction: ⅕ ¼ ⅖ ¾ None 2. The square root of 81 is: 7 10 9 8 None 3. ⅗ − ⅕ = ⅘ ⅖ ⅜ ⅕ None 4. Which of these is a prime number ? 17 21 15 9 None 5. √49 equals: 6 9 4 7 None 6. Ratio 1:4 equals: 25% 50% 10% 75% None 7. Write 18 as product of prime factors: 2 × 9 1 × 18 2 × 3 × 3 3 × 6 None 8. . A prime number is a number that: Ends with zero Has many factors Is even Has exactly two factors None 9. The index form of 16 is: 3⁴ 2³ 4³ 2⁴ None 10. 27 in index form is: 9³ 3³ 2³ 3² None Section B : Theory (Answer all) None 1. Define a perfect square and give three examples. None 2. Express 600 as a product of its prime factors and write the answer in index form. None 3. Convert the following to fractions: a) 0.75 b) 0.016 None 4. Change the following to percentages: a) 1/5 b) 0.4 None 5. Solve: a) 3/4 + 1/8 b) 7/10 − 2/10 None
