Cupcakeduckie12 Cupcakeduckie12

20-10-2020
Mathematics

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use compensation to find different mentally . explain how you found the difference . 67.9 - 29.9 , 456.00 - 198.00

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arianazastocki arianazastocki

20-10-2020

Answer:

45

Step-by-step explanation:

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AlizeBarnes AlizeBarnes

20-10-2020

Answer:

Here ya go!

Step-by-step explanation:

67.9- 29.9= 67- 29+ 0.9- 0.9 = 38

456.00-198.00= 400+ 56- 100- 98 = 258

By expanding the equation to make it easier to solve. grouping the numbers in easier terms to be able to subtract them easier

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