Question
20.22 × 11.99 + 140.15 =
? What approximate value should come in place of question mark (?) in the following question? (You are not expected to calculate the exact value)Solution
20.22 × 11.99 + 140.15 = ? => ? = 20 × 12 + 140 => ? = 240 + 140 => ? = 380
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