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By interchanging which two signs will the given equation be correct?
11 ÷ 77 + 253 × 23 − 800 = 58
- and ÷
× and ÷
+ and -
- and ×
- First, evaluate the original equation:
11 ÷ 77 + 253 × 23 - 800 = 58
- Perform the division: 11 ÷ 77 = 0.142857
- Add: 0.142857 + 253
- Multiply by 23: Result of addition × 23
- Subtract 800
- Compare to 58 and verify if true
- Evaluate each option by interchanging the signs:
- 1, - and ÷: Evaluate with signs switched in the original equation
- 2, × and ÷: Evaluate with signs switched:
- Equation: 11 × 77 + 253 ÷ 23 - 800 = 58
- Correct: This results in 58 if evaluated
- Option 2 seems correct by recalculating with signs switched
-
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