Grade 5 (Age 12) Singapore Maths: 10 Mixed-Operation 5-Step BODMAS Questions

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Instructions

Solve the following problems. Remember to follow the order of operations: BODMAS (Brackets, Orders, Division, Multiplication, Addition, Subtraction). Show your working on a separate piece of paper.

  1. ( 6 + 4 ) * 5 - 20 / 2 + 7

  2. 100 - [ 5 * ( 8 + 12 ) / 10 ] + 3

  3. ( 15 * 3 ) + 49 / 7 - ( 8 + 4 )

  4. 9 * [ ( 20 - 5 ) / 3 ] - 10 + 6

  5. ( 7 + 8 ) * 4 / ( 10 - 4 ) + 9

  6. 25 + ( 100 / 10 * 3 ) - ( 4 * 5 )

  7. 80 / [ 2 * ( 1 + 3 ) ] + 5 * 7

  8. ( 50 - 14 ) / 6 + 2 * ( 11 + 4 )

  9. [ ( 8 * 8 ) - 4 ] / 10 + ( 9 * 3 )

  10. 7 * ( 48 / 6 + 2 ) - ( 5 + 15 )


Answer Key

  1. 47
  2. 93
  3. 40
  4. 41
  5. 19
  6. 35
  7. 45
  8. 36
  9. 33
  10. 50
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