Which of the following interchanges of signs would make the given equation correct?
173 ÷ 169 + 13 × 5 - 13 = 225
1
+ and -
2
÷ and -
3
÷ and +
4
- and ×
Which of the following interchanges of signs would make the given equation correct?
173 ÷ 169 + 13 × 5 - 13 = 225