| Percent of Increase or Decrease | ||
| #1 | Find the percent of increase or decrease from 20 to 24. | 20% increase |
| #2 | Find the percent of increase or decrease from 40 to 55, | 38% increase |
| #3 | Find the percent of increse or decrease from 0.84 to 0.67 | 80% decrease |
| #4 | Maria purchased a CD burner for $199. Later is was on sale for $119. What is the percent of change | 40% discount |
| #5 | After Mt. St. Helen's eruptued it decreased by about 13.6%. Its original elevation was 9677. What is its elevation now? | About 8361 Feet |
| Commission | ||
| #1 | Find a 10% commission on $500 | $50 |
| #2 | What is the commission for a sale of $65,000 at a rate of 12% | $7800 |
| #3 | A furniture sales person earned $960 in commission. If his rate is 12%, how much did he sell? | $8000 |
| #4 | A salesperson sold $97,500 last month and earned 3% commission. What was he pay? | $2925 |
| #5 | An agent is paid a monthly salary of $900 plus commission. He sold a house for $65,000 and earned 4% commission. What is his total pay for the month? | $3500 |
| Taxes | ||
| #1 | Find a 7% tax on $24.00 purchase | $1.68 |
| #2 | Sales tax is 5.75%. Find the amount of tax on a $20.00 shirt | $1.15 |
| #3 | Jan earns $435 of which $78.30 is withheld for taxes. What percent of her earnings is withheld? | 18% |
| #4 | Harry bought a radio for $59.99 and a CD for $13.99. If the sales tax rate is 7%, how much was his total bill? | $79.16 |
| #5 | Sales tax rate is 5.75%. Hannah buys a 4 chairs for $124.99 and an area rug for $659.99. What is the amount of tax she must pay? | $66.70 |
| Simple Interst | ||
| #1 | Find the amount of interest for $300 at 6% for 1 year | $18 |
| #2 | Find the amount of interest for $225 at 5% for 3 years | $33.75 |
| #3 | Find the amount of interest for $4250 at 7% for 1.5 years | $446.25 |
| #4 | Find the total amount due for a loan of $700 at 6.25% for 2 years. | $787.50 |
| #5 | Find the total amount due for a loan of $500 at 9% for 3 months | $511.25 |
| Percent Problems | ||
| #1 | Find 10% of 450 | 45 |
| #2 | What number is 15% of $80? | $12 |
| #3 | 14 is 28% of what number? | 50 |
| #4 | Find 0.1% of 250 | 0.25 |
| #5 | 125% of what number is 15? | 12 |
| Final Question | |
| You went to a restaurant and spent $45 on your meal. There is a 5% sales tax applied and you decide to leave a 20% tip. How much did you spend? | $56.25 |