katyr1454 katyr1454

15-12-2020
Mathematics

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Will mark as brainiest

By rounding each number to 1 significant figure, estimate the answer to 39x52/ 3.8x4.9

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NgShiYin NgShiYin

15-12-2020

Answer:

100

Step-by-step explanation:

Round off each number to 1 significant figure first.

(39×52)/(3.8×4.9) = (40×50)/(4×5)

Evaluate numbers in brackets.

(40×50)/(4×5) = 2000/20

Evaluate.

2000/20 = 100

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