By Interchanging the given two numbers which of the following equation will be not correct?
4 and 7
1
4 × 2 + 7 - 3 = 15
2
4 ÷ 2 + 3 + 7 = 6
3
7 - 4 + 9 = 6
4
7 + 2 - 4 × 3 = -15
By Interchanging the given two numbers which of the following equation will be not correct?
4 and 7