ITa4x21 ITa4x21

03-07-2020
Mathematics

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by rounding each number to 1 significant figure, estimate the answer to 23.4 x 13.9 /0.18 Thanks

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Nifemi24 Nifemi24

03-07-2020

Answer:

1000

Step-by-step explanation:

23.4 to 1 sf gives 20

13.9 to 1 sf gives 10

0.18 to 1 sf gives 0.2

Therefore it becomes 20 × 10 ÷ 0.2 = 200 ÷ 0.2 = 1000

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