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What's on the worksheet
- Write each percent of a percent as a single percent of the whole.50% of 30%20% of 45%75% of 40%10% of 10%60% of 5%
- Find the overall multiplier and the overall percent change for each pair of changes.1.4 × 0.50.9 × 0.90.8 × 1.51.1 × 1.1 × 0.5
- Word problem: planetarium visitors after a rise and then a fall.
- Word problem: how much to lengthen a soccer practice after shortening it.
- Word problem: the light that gets through stacked sheets of tinted plastic.
- Word problem: a robotics club's growth and fall over three years.
- Explain why Diego's total of 110% decrease cannot be right.
- Word problem: overlapping groups of science fair projects as percents.
Teach it first
The free lesson teaches it with worked examples and practice problems.
Two percent changes one after the other: the lesson ›More Chapter 4 worksheets: Percent applications and percent change
- 4.1Finding what percent one number is of another
- 4.2Finding the whole from a part and a percent
- 4.3Solving percent problems with an equation or a proportion
- 4.4Percents above 100 and below 1
- 4.5Percent increase and decrease
- 4.6The multiplier for a percent change
- 4.7Two percent changes one after the other
- 4.8Discounts, sales tax, tips and commission
- 4.9Markup and margin
- 4.10Simple interest
- 4.11Measurement error
- 4.12Percent error