Without working out the exact answers, state which of the following calculations must definitely be wrong. Justify
Question:
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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Related Book For
Cambridge Checkpoint Lower Secondary Mathematics Student's Book 7
ISBN: 9781398301948
3rd Edition
Authors: Frankie Pimentel, Ric Pimentel, Terry Wall
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