Fundraiser (Use mental math estimation and rounding to solve word problems.)

The video tutorial explains how to estimate the total amount of money raised in a fundraiser by rounding numbers to the nearest ten. It demonstrates that when numbers are close to 10, rounding them simplifies the calculation. The tutorial shows that multiplying the rounded number by the number of days provides a good estimate, which is then compared to the exact total. The lesson concludes by highlighting the effectiveness of estimation and rounding in solving word problems.

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