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Decimals
Fractions
Percents
Scientific Notation
Mixed Review
100
What is 9/20?
Write 0.45 as a fraction in simplest form.
100
What is 18.5?
Round 18.476 to the nearest tenth.
100
What is 4.43?
Compute 3.75 + 0.68.
100
What is 42?
Compute 12.6 ÷ 0.3.
100
What is $20.47?
A meal costs $18.95 and tax is $1.52. Find the total cost.
100
What is 2/3?
Simplify 12/18.
100
What is 7/4?
Convert 1 3/4 to an improper fraction.
100
What is 1/2?
Compute 2/5 + 1/10.
100
What is 2/3?
Compute 3/4 × 8/9.
100
What is 7/12?
Compute 5/6 − 1/4.
100
What is 0.25?
Write 25% as a decimal.
100
What is 60%?
Write 0.6 as a percent.
100
What is 12?
Find 15% of 80.
100
What is 75%?
45 is what percent of 60?
100
What is $40?
A $50 item is discounted by 20%. Find the sale price.
100
What is 3.2 × 10^6?
Write 3,200,000 in scientific notation.
100
What is 5,400?
Write 5.4 × 10^3 in standard form.
100
What is 6.9 × 10^5?
Which is greater: 7.1 × 10^4 or 6.9 × 10^5?
100
What is 8.2 × 10^-4?
Write 0.00082 in scientific notation.
100
What is 3 × 10^-6 meter?
A bacterium is 0.000003 meter long. Write this in scientific notation.
100
What is 0.6?
Write 3/5 as a decimal.
100
What is 12.5%?
Write 0.125 as a percent.
100
What is 25%?
Find the percent increase from 40 to 50.
100
What is 240?
Write 2.4 × 10^2 in standard form.
100
What are 0.375 and 37.5%?
Convert 3/8 to both a decimal and a percent.