2 × 25 ÷ 5 + 10 - 2 = _____?
- 10
- 18
- 15
- 20
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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