SIMPLE INTEREST
TAX, TIP & DISCOUNT
COMMISSION
PERCENT CHANGE
MIXED
100
A deposit of $600 for 3 years with a rate of 5%. Calculate the simple interest.
What is $90?
100

You go to dinner with your friends. The bill comes to $75. You leave a 15% tip. How much tip do you leave?

What is$11.25?

100
You sell a house worth $350,000. If your commission is 6%, how much commission do you make?
What is $21,000?
100

If a club starts with 10 members and now has 13 members, what is their percent increase?

What is 30%?

100
You buy a t-shirt that costs $15 that is now marked down for 30% off. Calculate the markdown and the new price.
What is $4.50 and $10.50?
200
You put $5000 in an account that has an interest rate of 1.5% for 1 year. Calculate the interest earned.
What is $75?
200

This is the final price for an item costing $85.50 with a 20% discount.

What is $68.40?

200
At PC Richard, a salesman makes a sale worth $2,180. If his commission is 8%, how much commission does he make?
What is $174.40?
200
Today you were able to pick 50 apples on the farm. Tomorrow you are only able to 15 apples. Calculate your percent decrease.
What is 70%
200
What is 10% of 56?
What is 5.6?
300
Bill puts $2000 in an account earning simple interest at a rate of 2.3% for 5 years. Calculate the simple interest.
What is $230?
300
Calculate the tip and total bill for the following: A group of people go out to dinner. Their bill comes to $250. They leave a 15% tip.
What is $37.50(tip) and $287.50 (total bill)?
300

Veronika works at Future Shop and earns $10.50/h plus 6% commission on sales. Last week Veronika worked 40 hours. What was Veronika’s weekly gross salary if her total sales were $2050?

What is $543.00?

300
You fill a jar with 15 ounces of water. You go back several days later to measure how much water is left in the jar. Because of evaporation, there is 13 ounces of water left. Calculate the percent decrease. Round to the nearest whole number.
What is 13%?
300
12 is what percent of 240?
What is 5%?
400
If the simple interest on $700 is $56 after 4 years, what is the rate of interest?
What is 2%
400

You buy a shirt that costs $25.99. The tax rate is 8.625%. Calculate the sales tax. Round to the nearest penny.

What is $2.24?

400
At the jewelry store, a salesperson makes a sale worth $5,200. If their commission is 6%, calculate the commission and how much money the store makes on this sale.
What is $312 and $4,888?
400
A shirt that is originally priced $35 is now on sale for $16. Calculate the percent markdown. Round to the nearest whole number.
What is 54%?
400
Brian got 15 questions correct on his last test. If this is 75% of the questions on the test, how many questions are on the whole test?
What is 20?
500
If the interest earned on $1000 is $410 after 10 years, what is the rate of interest?
What is 4.1%?
500

Find the percent of discount on an item that was $68 and is now $40.80.

What is 40%?

500
A car dealer sells a KIA Soul for $16,500. If her commission is 7%, how much does she make and how much does the dealership make on the sale of this car?
What is $1,155 and $15,345?
500
A store buys dvds for $10. They sell them for $25. Find the percent markup.
What is 150%?
500
18% of what is 9?
What is 50?
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