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How do you calculate 278 × 11 using estimation? ​
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3 votes
How do you calculate 278 × 11 using estimation?
​

User Getaway
by
5.5k points

2 Answers

3 votes

Answer:

2800

Explanation:

round 278 to 280

then round 11 to 10

then times the 2 answers together

User SpaceDog
by
6.1k points
3 votes

Answer:

≈ 3080

Explanation:

278 x 11 =

≈ 280 x 10 + 280

≈ 2800 + 280

≈ 3080

User JamesQMurphy
by
5.1k points
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