Decimals
Fractions
Percents
Sci Notation
Mixed Review
100
45%
Write 0.45 as a percent.
100
3/4
Simplify 6/8.
100
10
20% of 50.
100
4.5 × 10^3
Write 4,500 in scientific notation.
100
0.5 and 50%
1/2 = ? as a decimal and a percent.
200
0.07, 0.7, 0.707
Order 0.7, 0.07, 0.707 from least to greatest.
200
0.6
Convert 3/5 to decimal form.
200
12.5%
Convert 0.125 to a percent.
200
320,000
Write 3.2 × 10^5 in standard form.
200
216
A population of 200 grows by 8%. What is the new population?
300
12.5
Round 12.486 to the nearest tenth.
300
5/4
Convert 1 1/4 to an improper fraction.
300
$6
A $40 shirt is discounted 15%. What is the discount amount?
300
5.9 × 10^5
Which is larger: 6.1 × 10^4 or 5.9 × 10^5?
300
4.5 × 10^-4
Which scientific notation matches 0.00045?
400
3.818
Add 3.75 + 0.068.
400
5/6
Add 2/3 + 1/6.
400
15%
A price rises from 80 to 92. What is the percent increase?
400
6 × 10^5
Compute (2 × 10^3)(3 × 10^2).
400
40
35% of a number is 14. What is the number?
500
about $25
Estimate 12.99 + 8.50 + 3.75 by rounding each to the nearest dollar.
500
21
If 3/4 of a class of 28 submitted homework, how many students submitted?
500
75%
18 is what percent of 24?
500
0.0072
Write 7.2 × 10^-3 in decimal form.
500
2 3/4
Rewrite 2.75 as a mixed number.
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