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Decimals
Fractions
Percents
Scientific Notation
Mixed
100
40%
Write 0.4 as a percent.
100
0.75
Write 3/4 as a decimal.
100
10
What is 20% of 50?
100
3.2 × 10^3
Write 3,200 in scientific notation.
100
5/8
Order: 0.6 or 5/8, which is larger?
200
2.58
Compute 2.5 + 0.08.
200
2/3
Reduce 12/18.
200
35%
Convert 0.35 to a percent.
200
0.045
Write 4.5 × 10^-2 as decimal.
200
1/4
Convert 25% to simplest fraction.
300
0.36
Compute 1.2 × 0.3.
300
5/6
Compute 2/3 + 1/6.
300
100
Increase 80 by 25%.
300
6.1
In 6.1 × 10^5, coefficient is what?
300
25% increase
Percent change 40 to 50?
400
3.15
Round 3.146 to hundredths.
400
2/3
Compute 3/5 ÷ 9/10.
400
25%
15 is what percent of 60?
400
6 × 10^5
Multiply (2×10^3)(3×10^2).
400
1/8
Write 0.125 as fraction simplified.
500
28
Compute 7 ÷ 0.25.
500
5/6
Compute 1 1/2 - 2/3.
500
170
Decrease 200 by 15%.
500
7.2 × 10^-4
Write 0.00072 scientific notation.
500
20% decrease
Percent change 30 to 24?