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Class 5–6 Maths quiz — 20 October 2026

Questions and answers from this day. Play today's quiz to build your streak.

Question 1 · Subtraction

What is 715 − 257?

  1. A. 448
  2. B. 468
  3. C. 558
  4. D. 458 ✓

Answer: 458. 715 − 257 = 458. Borrow from the next place when a digit on top is smaller.

Question 2 · Multiplication

What is 77 × 3?

  1. A. 231 ✓
  2. B. 307
  3. C. 308
  4. D. 154

Answer: 231. 77 × 3 = 231.

Question 3 · HCF

What is the HCF (highest common factor) of 18 and 10?

  1. A. 90
  2. B. 5
  3. C. 9
  4. D. 2 ✓

Answer: 2. The largest number that divides both 18 and 10 is 2.

Question 4 · LCM

What is the LCM (lowest common multiple) of 4 and 10?

  1. A. 40
  2. B. 24
  3. C. 20 ✓
  4. D. 2

Answer: 20. List multiples of each number. The smallest one they share is 20.

Question 5 · Area

A rectangle is 11 cm long and 9 cm wide. What is its area?

  1. A. 20 cm²
  2. B. 198 cm²
  3. C. 99 cm² ✓
  4. D. 40 cm²

Answer: 99 cm². Area = length × width = 11 × 9 = 99 cm².

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