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Work out the estimate 5.1×98
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1 vote
Work out the estimate 5.1×98

User Brandy
by
7.9k points

2 Answers

6 votes
5.1 is close to 5 to we'll take 5
Do 98 x 5 = 490
Actual answer: 499.8
Compare them, it's close enough!
User George Shalvashvili
by
8.6k points
6 votes
5.1 is close to 5
98 is close to 100
So, 5x100 is 500
User Teoman Kirac
by
8.5k points
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