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Decimals
Fractions
Percents
Sci. Notation
Mixed Review
100
9/20
Write 0.45 as a fraction in simplest form.
100
0.07, 0.7, 0.707
Order from least to greatest: 0.7, 0.07, 0.707.
100
18.5
Round 18.496 to the nearest tenth.
100
4.556
Add 3.75 + 0.806.
100
11.562
Subtract 12.5 - 0.938.
100
3/4
Simplify 18/24.
100
0.625
Convert 5/8 to a decimal.
100
5/6
Add 2/3 + 1/6.
100
3/10
Multiply 3/4 by 2/5.
100
7/2 or 3.5
Divide 7/8 by 1/4.
100
0.35
Write 35% as a decimal.
100
8%
Write 0.08 as a percent.
100
36
Find 15% of 240.
100
15%
A jacket drops from $80 to $68. What is the percent decrease?
100
70
42 is 60% of what number?
100
4.5 × 10^4
Write 45,000 in scientific notation.
100
320,000
Write 3.2 × 10^5 in standard form.
100
5.9 × 10^4
Which is larger: 6.1 × 10^3 or 5.9 × 10^4?
100
8 × 10^5
Multiply (2 × 10^3)(4 × 10^2).
100
7.2 × 10^-4
Write 0.00072 in scientific notation.
100
60%
Convert 3/5 to a percent.
100
25%
A phone battery is at 0.25 of full charge. What percent is that?
100
1.25 and 5/4
Write 125% as a decimal and as a fraction.
100
4.5 × 10^4
Which is correct scientific notation: 45 × 10^3 or 4.5 × 10^4?
100
30%
A value rises from 50 to 65. What is the percent increase?