Understanding Parts, Percents, and Wholes

Front

What is a part in relation to a whole?

Back

A part is a portion or segment of a whole quantity.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100.

Front

How do you calculate the part from a percent?

Back

To find the part, multiply the whole by the percent (as a decimal).

Tags

CCSS.6.RP.A.3C

Front

What is the formula to find the whole when given a part and a percent?

Back

Whole = Part / (Percent as a decimal).

Tags

CCSS.6.RP.A.3C

Front

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

Back

Number = 30 / 0.60 = 50.

Tags

CCSS.6.RP.A.3C

Front

What does it mean if a solution is 35% nitric acid?

Back

It means that 35 parts out of 100 parts of the solution are nitric acid.

Front

If a wall is painted 60%, how much of the wall is unpainted?

Back

Unpainted = 100% - 60% = 40%.

Front

What is the relationship between parts, percents, and wholes?

Back

Parts are portions of wholes, and percents express parts as a fraction of wholes.

Front

How do you convert a fraction to a percent?

Back

Multiply the fraction by 100 and add a percent sign.

Front

If 154 out of 350 games are won, how do you find the percent won?

Back

Percent won = (154 / 350) * 100 = 44%.