Which of the following interchange of signs would make the given equation correct?
87 − 3 + 39 ÷ 67 × 3 = −133
1
÷ and −
2
× and +
3
× and −
4
− and +
Which of the following interchange of signs would make the given equation correct?
87 − 3 + 39 ÷ 67 × 3 = −133