Fractions, Decimals, Percents
What is 56% as a decimal?
.56
24 is what percent of 20?
120%
18 is what percent of 20?
90%
Find the interest earned
$2000 at 3.5% for 4 years
$280
Solve the equation
2(x+1) = -2
x = -2
What is 5% as a decimal?
.05
What number is 80% of 60?
48
90 is 180% of what number?
50
Find the amount of time
I = $60 , P = $400 , r = 5%
t = 3 years
Evaluate the expression
(-3)3
-27
What is 4/5 as a percent?
80%
0.1% of what number is 4?
4000
What number is 150% of 40?
60
Find the annual interest rate
I = $17 , P = $500 , t = 2 years
r = 1.7%
Write the decimal as a fraction or mixed number in simplest form
-2.32
-2 8/25
What is 0.0007 as a percent?
0.07%
What percent of 120 is 54?
45%
9 is 12% of what number?
75
Find the balance of the account
$300 at 4% for 3 years
$336
Simplify the expression
9 - 3(5 - 4x)
12x - 6
-6 + 12x
What is 46% as a fraction in simplest form?
23/50
Of 140 seventh-grade students, 15% earn the Presidential Youth Fitness Award. How many students earn the award?
21 students
Your school raised 125% of its fundraising goal. The school raised $6750. What was the goal?
$5400
You deposit $100 in an account. The account earns $2 simple interest in 6 months. What is the annual interest rate?
r = 4%
Find the value of x so that the ratios are equivalent
x : 5/2 and 8:10
x= 2