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Home › Mathematics › Simplification

Simplification — Mathematics Questions & Practice

Practise 416 Simplification questions from Mathematics for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.

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Practice questions on Simplification — with answers

Try each question first, then open the answer. Explanations are included.

1. Simplify: 12 + 8 × 2 - 6 ÷ 3

  1. A24
  2. B25
  3. C26
  4. D28
Show answer

Answer: C

Using BODMAS: 12+16-2=26.

2. Simplify: (15 - 5) × 2 + 8 ÷ 4

  1. A20
  2. B21
  3. C22
  4. D24
Show answer

Answer: C

(10)×2+2=20+2=22.

3. Simplify: 50 - [10 + {5 × (2 + 1)}]

  1. A23
  2. B24
  3. C25
  4. D26
Show answer

Answer: C

Innermost bracket: 2+1=3. Then 5×3=15. Then 10+15=25. Then 50-25=25.

4. Simplify: 7 × 8 - 6 × 5 + 3

  1. A27
  2. B28
  3. C29
  4. D30
Show answer

Answer: C

56-30+3=29.

5. Simplify: 100 ÷ 5 × 2 - 10

  1. A28
  2. B30
  3. C32
  4. D34
Show answer

Answer: B

Division and multiplication are done left to right: 100÷5=20, 20×2=40, 40-10=30.

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