Solving Percent Word Problems

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents how much of something exists in relation to a whole.

Front

How do you calculate the percent of a number?

Back

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

Tags

CCSS.6.RP.A.3C

Front

What is the formula for finding the total amount when given a part and the percent?

Back

The formula is: Total = Part / (Percent as a decimal). For example, if 30 is 60% of a total, Total = 30 / 0.60 = 50.

Tags

CCSS.6.RP.A.3C

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and multiply by 100. For example, 1/4 = (1 ÷ 4) * 100 = 25%.

Front

What is the relationship between proportions and percent problems?

Back

Proportions can be used to solve percent problems by setting up a ratio that compares the part to the whole.

Front

If 20 out of 50 students passed a test, what percent passed?

Back

To find the percent, divide 20 by 50 and multiply by 100: (20 ÷ 50) * 100 = 40%.

Front

How do you find the part when given the total and the percent?

Back

To find the part, multiply the total by the percent (as a decimal). For example, to find 25% of 200, calculate 200 * 0.25 = 50.

Tags

CCSS.6.RP.A.3C

Front

What is a word problem?

Back

A word problem is a mathematical problem that is presented in the form of a narrative or story, requiring interpretation to solve.

Front

How can you identify key information in a word problem?

Back

Look for numbers, keywords (like 'percent', 'total', 'how many'), and the question being asked to identify key information.

Tags

CCSS.6.RP.A.3C

Front

What is the first step in solving a percent word problem?

Back

The first step is to read the problem carefully and identify what is being asked, along with the relevant numbers.

Tags

CCSS.6.RP.A.3C