Which two numbers and two signs should be interchanged in the following equation to make it correct?
84 ÷ 3 – 7 × 4 + 11 = 311
7 and 11 & – and ÷
2
3 and 4 & + and –
3
84 and 11 & × and +
4
4 and 7 & ÷ and ×
Which two numbers and two signs should be interchanged in the following equation to make it correct?
84 ÷ 3 – 7 × 4 + 11 = 31