Decimals
Fractions
Percents
Scientific Notation
Mixed Review
100
What is 0.75?
This is the decimal form of seventy-five hundredths.
100
What is 3.486?
Add: 3.4 + 0.086.
100
What is 12.68?
Round 12.678 to the nearest hundredth.
100
What is $20.16?
An $18.75 item has 7.5% sales tax. Find the total, rounded to cents.
100
What is 40?
Divide: 2.4 / 0.06.
100
What is 6/8?
This fraction is equivalent to 3/4.
100
What is 13/12, or 1 1/12?
Add: 5/6 + 1/4.
100
What is 13/24?
Subtract: 7/8 - 1/3.
100
What is 2/3?
Multiply: 3/5 times 10/9.
100
What is 6/7?
Divide: 4/7 divided by 2/3.
100
What is 35%?
Write 0.35 as a percent.
100
What is 45?
Find 18% of 250.
100
What is 75%?
45 is this percent of 60.
100
What is 92?
Increase 80 by 15%.
100
What is $90?
A $120 item is discounted 25%. Find the sale price.
100
What is 5 x 10^6?
Write 5,000,000 in scientific notation.
100
What is 0.00032?
Write 3.2 x 10^-4 in standard decimal form.
100
What is 1.2 x 10^9?
Multiply: (6 x 10^5)(2 x 10^3).
100
What is 2 x 10^5?
Divide: (8 x 10^7)/(4 x 10^2).
100
What is 9.1 x 10^-8?
Write 0.000000091 in scientific notation.
100
What is 0.025?
Write 2.5% as a decimal.
100
What is 1.6?
Write 1 3/5 as a decimal.
100
What is 420,000?
Find 12% of 3.5 million.
100
What is 4,800?
Write 4.8 x 10^3 in standard form.
100
What is $198?
A $240 item is discounted 25%, then charged 10% tax. Find the final price.
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