Show:
Decimals
Fractions
Percents
Sci. Notation
Mixed Review
100
Convert 0.45 to a percent.
45%
100
Write 0.875 as a fraction in simplest form.
7/8
100
Order these from least to greatest: 0.3, 0.29, 0.305.
0.29, 0.3, 0.305
100
Round 12.487 to the nearest hundredth.
12.49
100
Write 0.045 as a fraction in simplest form.
9/200
100
Simplify 18/24.
3/4
100
Compute 2/3 + 5/6.
3/2 or 1 1/2
100
Compute 7/8 - 1/4.
5/8
100
Multiply 3/5 × 10/9.
2/3
100
Divide 4/7 by 2/3.
6/7
100
Find 25% of 80.
20
100
18 is what percent of 60?
30%
100
Change 0.045 to a percent.
4.5%
100
A $40 shirt is discounted 15%. What is the sale price?
$34
100
A quantity grows from 120 to 150. What is the percent increase?
25%
100
Write 5,600 in scientific notation.
5.6 × 10^3
100
Write 3.2 × 10^5 in standard notation.
320,000
100
Multiply (2 × 10^4)(3 × 10^2).
6 × 10^6
100
Divide 8.4 × 10^7 by 2 × 10^3.
4.2 × 10^4
100
Write 0.000072 in scientific notation.
7.2 × 10^-5
100
Write 3/4 as a decimal and as a percent.
0.75 and 75%
100
Write one-fifth as a fraction, decimal, and percent.
1/5, 0.2, and 20%
100
Convert 1.2 × 10^-3 to decimal form.
0.0012
100
Find an 18% tip on a $36.50 meal.
$6.57
100
Which is greater: 2/3 or 0.65?
2/3