Which two signs need to be interchanged to make the following equation correct? 72        18 ÷ 9 + 19 − 39 = 16

QuestionWhich two signs need to be interchanged to make the following equation correct? 72        18 ÷ 9 + 19 − 39 = 16
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Given equation: 72 × 18 ÷ 9 + 19 − 39 = 16 After interchanging the symbols in given equation the equation is as follows : 72 ÷ 18 × 9 + 19 – 39 = 16
⇒ 72 ÷ 18 × 9 + 19 – 39 = 16
⇒ 4 × 9 + 19 – 39 = 16
⇒ 36 + 19 – 39 = 16
⇒ 55 – 39 = 16
⇒ 16 = 16
LHS = RHS
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