knimra070 knimra070

14-04-2017
Mathematics

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please.please help
click an image and answer with an explanation

pleaseplease helpclick an image and answer with an explanation class=

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Аноним Аноним

14-04-2017

When you estimate, make your numbers easy. I would round 2.12 to 2 and 58 to 60. then you would have 2 * 60 = 120 which would be close to 122.96

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tornado8539 tornado8539

14-04-2017

You can estimate by rounding up with a whole number and round up or down with a decimal. 2.12 would be rounded down to 2 and 58 would be rounded up to 60 and your answer would be rounded to 120 your equation would like this
2x60=120

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