Fern rounded to the nearest ten to estimate 548-132. She subtracted 540-130 and got 410. Is Fern's estimate correct? Explain.

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mariagallina322 mariagallina322

02-10-2014
Mathematics

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Fern rounded to the nearest ten to estimate 548-132. She subtracted 540-130 and got 410. Is Fern's estimate correct? Explain.

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skittles16 skittles16 · Answer 1 · 2014-10-02T03:43:31+02:00

skittles16 skittles16

02-10-2014

Fern's estimate is not correct because he rounded 548 wrong, it would be rounded to 550 instead since the number 8 is closer to 10. So the correct answer would be 420.

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