Decimals
Fractions
Percents
Scientific Notation
Mixed Review
100
What is 45%?
Write 0.45 as a percent.
100
What is 2/3?
Simplify 8/12.
100
What is 20?
Find 25% of 80.
100
What is 4.5 x 10^5?
Write 450,000 in scientific notation.
100
What is 5/8 (or 0.625)?
Which is larger: 0.6 or 5/8?
200
What is 3.78?
Add 3.7 + 0.08.
200
What is 7/8?
Add 3/4 + 1/8.
200
What is 30%?
18 is what percent of 60?
200
What is 32,000?
Write 3.2 x 10^4 in standard notation.
200
What is 60%?
Convert 3/5 to a percent.
300
What is 12.5?
Round 12.486 to the nearest tenth.
300
What is 7/12?
Subtract 5/6 - 1/4.
300
What is 30%?
A price rises from $50 to $65. What is the percent increase?
300
What is 8.9 x 10^-4?
Write 0.00089 in scientific notation.
300
What is 0.0025?
Write 2.5 x 10^-3 in decimal form.
400
What is 3/500?
Write 0.006 as a fraction in simplest form.
400
What is 9/7?
Find the reciprocal of 7/9.
400
What is $7.20?
Find a 15% tip on a $48 meal.
400
What is 6 x 10^5?
Multiply (2 x 10^3)(3 x 10^2).
400
What is 14 students?
Find 40% of a class of 35 students.
500
What is $41.51?
Gas costs $3.459 per gallon. About how much do 12 gallons cost, rounded to the nearest cent?
500
What is 7/3?
Write 2 1/3 as an improper fraction.
500
What is $60?
After a 20% discount, what is the sale price of a $75 item?
500
What is 3 x 10^4?
Divide (9 x 10^6) by (3 x 10^2).
500
What is 40?
Compute 1.2 / 0.03.
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