Order Of Operations | MCQs
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A. 4505
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B. 0.5
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C. 50
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D. 5000
Explanation
Given expression = 5005 - 5000 ÷ 10.00
= 5005 - 500
= 4505
Explanation
To evaluate this expression, we need to follow the order of operations (PEMDAS):
- Multiply 2 and 25: 2 × 25 = 50
- Divide 50 by 5: 50 ÷ 5 = 10
- Add 10: 10 + 10 = 20
- Subtract 2: 20 - 2 = 18
So, the correct answer is: 18
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A. 8 × 6 - 7
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B. None of these
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C. (8 × 6) × 7
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D. 8 × 12
Explanation
This is an example of the associative property of multiplication:
a × (b × c) = (a × b) × c
So, 8 × (6 × 7) = (8 × 6) × 7
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A. None of these
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B. ÷, +, ×, -
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C. ×, ÷, +, -
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D. ÷, ×, +, -
Explanation
According to BODMAS, Division (÷) and Multiplication (×) are done first — from left to right, followed by Addition (+) and Subtraction (-).
So, if division appears before multiplication in the expression, it is done first.
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A. 2.5
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B. None of these
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C. 1.5
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D. 3.1
Explanation
Let's solve step by step:
Given:
1.5 + [0.7 + (1.4 - 0.5)]
(1.4 - 0.5) = 0.9
0.7 + 0.9 = 1.6
1.5 + 1.6 = 3.1
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A. 8
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B. None of these
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C. 12
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D. 6
Explanation
Simplify inside the parentheses: (3 - 5 + 2) = 0
Solve the expression: 8 - 0 = 8
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A. Vinculum, braces, parenthesis and square bracket.
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B. Vinculum, parenthesis, braces and square bracket.
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C. Parenthesis, vinculum, braces and bracket.
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D. None of these
Explanation
- Vinculum (−): A horizontal line used in fractions or bar notation.
- Parentheses ( ): First to be solved inside expressions.
- Braces { }: Used for grouping after parentheses.
- Square Brackets [ ]: Solved last in nested expressions.
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A. 13
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B. None of these
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C. 60
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D. 12
Explanation
To solve the equation, follow the order of operations:
3 × 4 = 12
12 × 5 = 60
60 ÷ 5 = 12
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A. None of these
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B. 18
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C. 16
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D. 20
Explanation
To evaluate the expression, follow the order of operations (PEMDAS):
1. Divide 6 by 3: 6 ÷ 3 = 2
2. Multiply 2 by 4: 2 × 4 = 8
3. Add 10 and 8: 10 + 8 = 18
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A. 0.07
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B. None of these
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C. 0.7
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D. 7
Explanation

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