Question
142.07 + 21.89 – (128.12 ÷ 7.81 – 12.09 × 6.98) =
? What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)Solution
ATQ, 142.07 + 21.89 – (128.12 ÷ 7.81 – 12.09 × 6.98) = ? 142 + 22 – (128 ÷ 8 – 12 × 7) ~ ? 164 – (16 – 84) ~ ? 164 – (- 68) ~ ? 232 ~ ?
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