Percent Bar Practice

Front

What is a percent?

Back

A percent is a way to express a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

Front

How do you calculate 75% of a number?

Back

To calculate 75% of a number, multiply the number by 0.75 (or 75/100). For example, 75% of 24 is 24 x 0.75 = 18.

Tags

CCSS.6.RP.A.3C

Front

If 12 is 80% of a total, how do you find the total?

Back

To find the total when you know a percentage, divide the part by the percentage (in decimal form). For example, Total = 12 / 0.8 = 15.

Tags

CCSS.6.RP.A.3C

Front

What does it mean if a number is 20% of another number?

Back

If a number is 20% of another number, it means that the first number is one-fifth of the second number. For example, if 9 is 20% of a number, the number is 9 / 0.2 = 45.

Front

How do you find out how many more items are needed to reach a total?

Back

Subtract the number of items you have from the total you want to reach. For example, if you want 48 marbles and you have 36, you need 48 - 36 = 12 more.

Tags

CCSS.2.OA.A.1

Front

What is the formula to find the percentage of a number?

Back

The formula to find the percentage of a number is: (Part / Whole) x 100. For example, to find what percent 12 is of 15, use (12 / 15) x 100 = 80%.

Front

If Juan lost half of his markers and it equals 8, how many did he have originally?

Back

If 8 markers represent half, then the total number of markers is 8 x 2 = 16.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the relationship between fractions and percentages?

Back

Fractions can be converted to percentages by multiplying by 100. For example, 1/4 = 0.25 x 100 = 25%.

Front

How do you express a number as a percentage?

Back

To express a number as a percentage, divide the number by the total and multiply by 100. For example, to express 18 out of 24 as a percentage: (18/24) x 100 = 75%.

Front

What is the meaning of 'finding the missing part' in percentage problems?

Back

Finding the missing part means determining how much more is needed to reach a total or how much is left after a certain percentage has been used.

Tags

CCSS.6.RP.A.3C