Writing Percent of Decrease Algebraically

The video tutorial explains how to calculate a 30% decrease in donations received by a group. It guides viewers through understanding the problem, converting percentages to decimals, and forming algebraic expressions. The tutorial also evaluates answer choices to identify the correct expressions representing the decreased amount. By combining like terms, the video concludes with the correct algebraic representation of the percent decrease.

Describe how to combine like terms when calculating the total amount of donations.

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What are the two correct expressions that represent 30% less of the amount from last year?

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