missyhayes31jh missyhayes31jh
  • 25-08-2017
  • Mathematics
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87+34 use rounding or compatible numbers to estimate the sum

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lando15345
lando15345 lando15345
  • 25-08-2017
Think about it. 87+34=121. A good estimate (depends where you are rounding) would be 120. if you're rounding by hundres, it would be 100.

Hope this helped!
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lola69
lola69 lola69
  • 25-08-2017
121 is a estimate I believe
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