Which two signs need to be interchanged to make the following equation correct?
108 × 27 ÷ 3 - 19 + 95 = 88
- A- and +
- B+ and ×
- C÷ and ×
- D- and ×
Solution & Step-by-step Explanation
Let's test Option C: Interchange ÷ and ×.
The equation becomes:
108÷27×3−19+95
Following BODMAS rule:
Division: 108÷27=4
Multiplication: 4×3=12
Substitute back into the expression: 12−19+95
Addition and Subtraction: 12+95−19=107−19=88
Since 88=88, Option C is the correct interchange.
The equation becomes:
108÷27×3−19+95
Following BODMAS rule:
Division: 108÷27=4
Multiplication: 4×3=12
Substitute back into the expression: 12−19+95
Addition and Subtraction: 12+95−19=107−19=88
Since 88=88, Option C is the correct interchange.