VOCABULARY
WORD PROBLEMS
EQUATIONS
PERCENT TO DECIMAL
PARTY MIX
100

what does "t" represent when you find the interest owed when you borrow money

Time

100

Emilio's father borrows $1,200 from the bank for a riding lawn mower. the interest rate is 8% per year. how much simple interest will he pay if he if he takes 2 years to repay the loan?

$192

100
$1050 4.6% 2 years
What is $96.60 in 2 years
100
change 69% to a decimal
What is 0.69
100
1,000 x 87 x C = 174000 What is C
What is C = 2
200

the amount paid or earned for the use of money

simple interest

200

Raini has $750 in a savings account that pays 3% simple interest. How much interest will he earn in 9 months?

16.88

200
$250, 2.85%, 3 years
What is $21.380 in 3 years?
200
change 1.5% to a decimal
What is .015
200
A sound system has a regular price of $249. Find the total cost if it is on sale for 50% off and the sales tax is 5.75%.
What is $131.66
300

the amount of money deposited or invested

principal

300

Cory charged a $600 TV on his credit card with an interest rate of 21%. If he has no other charges on the card, how much will he owe after one year?

126

300
$500, 3.75% 1 year
What is $18.75 in 1 year?
300
change 2.85% to a decimal
What is 0.0285
300
Multiple Choice. A baseball cap at the mall costs $14.95. It is on sale for 30% off. What is the sale price to the nearest cent? A)$4.49 B)$10.47 C)$10.50 D)$10.65
What is B)$10.47
400

`annual interest rate written as a decimal

rate

400

*Marcus has $1,800 from his summer job to invest. Suppose he invests the $1,800 for 2 years and earns $144. What is the rate of interst?

What is 4%?

400
$3,000, 5.5%, 2 years
What is $330 in 2 years
400
change 6 6/12% to a decimal
What is 0.065
400
What does I=prt stand for?
What is Simple interest=pricipal x rate(decimal) x time (years)
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