Which two signs and two numbers should be interchanged in the following equation to make it correct?
78 + 456 - 45 × 12 ÷ 4 = 519
1
12 and 4, - and ×
2
78 and 456, ÷ and ×
3
45 and 12, + and ÷
4
456 and 45, ÷ and -
Which two signs and two numbers should be interchanged in the following equation to make it correct?
78 + 456 - 45 × 12 ÷ 4 = 519