February 21, 2017

Homework Help: math

Posted by hunter on Sunday, February 20, 2011 at 7:01pm.

while waiting in the checkout line at the grocery store you add the prices up of your 3 items to make sure you have enough money.explain how to use mental math and the properties of addition to find the total costs of 3 items if the prices are $1.85, $2.74, $4.15. find the total costs.

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