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Which two signs need to be interchanged to make the following equation correct?
2 + 5−3 × 6 ÷ 2 = 14
+ and ÷
Times and ÷
− and Times
+ and Times
To make the equation 2 + 5 - 3 × 6 ÷ 2 = 14 correct, we need to find which operations to swap.
- Option 1: + and ÷
- Equation becomes: 2 ÷ 5 - 3 × 6 + 2
- Calculation: 0.4 - 18 + 2 = -15.6, not 14
- Incorrect
- Option 2: Times and ÷
- Equation becomes: 2 + 5 - 3 ÷ 6 × 2
- Calculation: 2 + 5 - (3/6) × 2 = 2 + 5 - 0.5 × 2 = 6, not 14
- Option 3: - and Times
- Equation becomes: 2 + 5 × 3 - 6 ÷ 2
- Calculation: 2 + 15 - 3 = 14
- Correct Option
- Option 4: + and Times
- Equation becomes: 2 × 5 - 3 + 6 ÷ 2
- Calculation: 10 - 3 + 3 = 10, not 14
-
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