Question 39

The following equation is incorrect. Which two signs should be interchanged to correct the equation?
14 + 16 ÷ 40 x 8 - 48 = 46

Solution

Expression : 14 + 16 ÷ 40 x 8 - 48 = 46

(A) : ÷ and x

$$\equiv14+16\times40\div8-48=46$$

L.H.S. = $$14+(\frac{16}{8}\times40)-48$$

= $$14+80-48=46=$$ R.H.S.

=> Ans - (A)

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The following equation is incorrect. Which two signs should be interchanged to correct the equation?14 + 16 ÷ 40 x 8 - 48 = 46