In the following equation, which two signs should be interchanged to make the equation correct?
67 - 15 + 9 ÷ 6 × 30 = 37
1
× and +
2
× and -
3
× and ÷
4
+ and -
In the following equation, which two signs should be interchanged to make the equation correct?
67 - 15 + 9 ÷ 6 × 30 = 37