Without working out the exact answers, state which of the following calculations must definitely be wrong. Justify

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Without working out the exact answers, state which of the following calculations must definitely be wrong. Justify your answers.

a. 72.4 × 15 = 1086

b. 123.2 × 9.3 = 1415.76

c. 94.35 ÷ 3 = 31.45

d. 127.8 ÷ 18 = 101.1

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Cambridge Checkpoint Lower Secondary Mathematics Student's Book 7

ISBN: 9781398301948

3rd Edition

Authors: Frankie Pimentel, Ric Pimentel, Terry Wall

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Question Posted: Feb 02, 2023 12:25 AM

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Without working out the exact answers, state which of the following calculations must definitely be wrong. Justify

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a 724151086 is definitely wrong The result of this calculation should have more than 3 dig...View the full answer

Cambridge Checkpoint Lower Secondary Mathematics Student's Book 7

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