Which of the following interchange of signs would make the given equation correct?
20 + 20 × 20 − 20 ÷ 20 = 20
1
+ and ×
2
+ and −
3
× and ÷
4
− and ÷
Which of the following interchange of signs would make the given equation correct?
20 + 20 × 20 − 20 ÷ 20 = 20