Question
Write the amount of change; then find the percent change. Indicate whether it is an increase or a decrease. Round to the nearest percent. SOLVE AND SHOW WORK
9. from 25 to 20
21. from 40 to 30
23. from 75 to 175
9. from 25 to 20
21. from 40 to 30
23. from 75 to 175
Answers
9. Change: $-5$. Percent Change: $-20\%$ (decrease)
Explanation: $-5/25 = -0.2$ or $-20\%$.
21. Change: $-10$. Percent Change: $-25\%$ (decrease)
Explanation: $-10/40 = -0.25$ or $-25\%$.
23. Change: $100$. Percent Change: $133\%$ (increase)
Explanation: $100/75 = 1.333...$ or $133\%$ (rounded to the nearest percent).
Explanation: $-5/25 = -0.2$ or $-20\%$.
21. Change: $-10$. Percent Change: $-25\%$ (decrease)
Explanation: $-10/40 = -0.25$ or $-25\%$.
23. Change: $100$. Percent Change: $133\%$ (increase)
Explanation: $100/75 = 1.333...$ or $133\%$ (rounded to the nearest percent).
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