Percent of Change- Ombay-2/22/24

Multiple Choice

Which of the following proportions could be used to find the percent that Amber's wage increase?

Remember:

$$\frac{amount\ of\ change}{original\ amount}=\frac{\%}{100}$$  

• $$\frac{8}{10}=\frac{x}{100}$$  

• $$\frac{2}{10}=\frac{x}{100}$$  

• $$\frac{2}{8}=\frac{x}{100}$$  

• $$\frac{10}{8}=\frac{x}{100}$$  

Multiple Choice

What percent did Amber's wage increase?

Remember: 
$$\frac{2}{8}=\frac{x}{100}$$  can be used to find the percent increase.

• 25%

• 4%

• 50%

• 400%

Multiple Choice

Which of the following proportions could be used to find the percent that Alex's grade decreased?

• $$\frac{8}{72}=\frac{x}{100}$$

• $$\frac{72}{80}=\frac{x}{100}$$

• $$\frac{8}{100}=\frac{x}{80}$$

• $$\frac{8}{80}=\frac{x}{100}$$

Multiple Choice

By what percent did Alex's math grade decrease?

Remember:

$$\frac{8}{80}=\frac{x}{100}$$  

• 80%

• 10%

• 1,000%

• 64%