Which of the following interchange of signs would make the given equation correct? 42 ÷ 7 − 64 + 11 × 6 = 4
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. + and −
42 ÷ 7 − 64 + 11 × 6 = 4
Option 1 ÷ and −
42 - 7 ÷ 64 + 11 × 6 = 4
= 107.89 not 4
Option 2 × and +
42 ÷ 7 − 64 × 11 + 6 = 4
= -692 not 4
Option 3 × and −
42 ÷ 7 × 64 + 11 - 6 = 4
= 389 not 4
Option 4 + and −
42 ÷ 7 + 64 - 11 × 6 = 4
70 - 66 = 4
4 = 4