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Estimating rounding(Math)

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Round each to the nearest ten dollars, then estimate the answer.

$88.99=---dollars
+9.69=---dollars
-----------------
Total is about---Dollars.


$34.00=----dollars
-19.29=----dollars
------------------
Differences is about-----dollars.

  • Estimating rounding(Math) - ,

    88.99 = about 90.
    9.69 = about 10.
    90+10 = about $100.

    Now you do the subtraction one.

  • Estimating rounding(Math) - ,

    88.99 roundes to 90.00 and 9.69 roundes to 100.00

    10.00

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