6th Grade IM Unit 3 Percentages

Front

What is a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100. It is often used to compare proportions.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the top number (numerator) by the bottom number (denominator) and then multiply by 100.

Front

What is 50% of 100?

Back

50

Front

How do you find a percentage of a number?

Back

To find a percentage of a number, multiply the number by the percentage (as a decimal). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

Front

What is 25% of 200?

Back

50

Front

How do you express 3/4 as a percentage?

Back

75% (3 divided by 4 equals 0.75, which is 75 out of 100).

Front

What is 10% of 50?

Back

5

Front

If 60% of a number is 30, what is the number?

Back

50 (30 divided by 0.60).

Front

What is 80% of 90?

Back

72

Front

How do you calculate the percentage increase?

Back

To calculate percentage increase, subtract the original number from the new number, divide by the original number, and multiply by 100.