Which two signs should be interchanged to make the below equation mathematically correct?
3 × 144 – 6 ÷ 40 + 20 = 52
1
÷ and -
2
+ and ÷
3
- and +
4
+ and ×
Which two signs should be interchanged to make the below equation mathematically correct?
3 × 144 – 6 ÷ 40 + 20 = 52