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Mathematics, 28.06.2019 00:00 Raniel

Which of the following is closest to 19.9 times 199? a. 4000 b. 3990 c. 3980 d. 3970 e. 3960 you only get 30 seconds for this question so no straight out multiplying! (no calculators either) i think the distributive property is used but i don't know how so

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Which of the following is closest to 19.9 times 199? a. 4000 b. 3990 c. 3980 d. 3970 e. 3960 you on...
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