Unit 2: Percent

# Questions

1. Change these decimals to percents.
1. $0.75$
2. $0.156$
3. $0.03$
4. $0.0035$
5. $0.625$
6. $0.048$
7. $3.45$

2. Change each percent to a decimal.
1. $59\%$
2. $39.5\%$
3. $1\%$
4. $3\tfrac{1}{2}\%$
5. $1\tfrac{4}{5}\%$
6. $4\tfrac{3}{5}\%$

3. Change each fraction to an equivalent percent.
1. $1\tfrac{3}{4}$
2. $\tfrac{1}{5}$
3. $4\tfrac{3}{20}$
4. $\tfrac{9}{20}$
5. $2\tfrac{1}{3}$

1. $16\%$
2. $25\%$
3. $110\%$
4. $95\%$
5. $650\%$
6. $284\%$
7. $\tfrac{1}{4}\%$
8. $\tfrac{1}{8}\%$
9. $0.125\%$
10. $\tfrac{5}{8}\%$
11. $\tfrac{3}{4}\%$

5. Change each percent to a common fraction. These few should be memorized.
1. $33\tfrac{1}{3}\%$
2. $66\tfrac{2}{3}\%$
3. $16\tfrac{2}{3}\%$
4. $83\tfrac{1}{3}\%$

# Answers to Unit 2 Review

1. $75\%$
2. $15.6\%$
3. $3\%$
4. $0.35\%$
5. $62.5\%$
6. $4.8\%$
7. $345\%$
1. $0.59$
2. $0.395$
3. $0.01$
4. $0.035$
5. $0.018$
6. $0.046$
1. $175\%$
2. $20\%$
3. $415\%$
4. $45\%$
5. $233.3\%$
1. $\tfrac{4}{25}$
2. $\tfrac{1}{4}$
3. $1\tfrac{1}{10}$
4. $\tfrac{19}{20}$
5. $6\tfrac{1}{2}$
6. $2\tfrac{21}{25}$
7. $\tfrac{1}{400}$
8. $\tfrac{1}{800}$
9. $\tfrac{0.125}{100}$ or $\tfrac{1}{800}$
10. $\tfrac{0.7}{100}$ or $\tfrac{7}{1000}$
11. $\tfrac{3}{400}$
1. $\tfrac{1}{3}$
2. $\tfrac{2}{3}$
3. $\tfrac{1}{6}$
4. $\tfrac{5}{6}$