Percent Proportion/Equation

Front

What is the formula to calculate percentage?

Back

Percentage = (Part / Whole) × 100

Front

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

Back

40% (20/50 × 100 = 40%)

Front

What does it mean if a number is 25% of another number?

Back

It means that the first number is one-fourth of the second number.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

What is 10% of 200?

Back

20 (0.10 × 200 = 20)

Tags

CCSS.6.RP.A.3C

Front

If a shirt costs $40 and is on sale for 25% off, what is the sale price?

Back

$30 (25% of $40 is $10, so $40 - $10 = $30)

Tags

CCSS.6.RP.A.3C

Front

What is the relationship between fractions and percentages?

Back

A percentage is a fraction with a denominator of 100.

Front

How do you find the whole if you know the part and the percentage?

Back

Whole = Part / (Percentage / 100)

Tags

CCSS.6.RP.A.3C

Front

What is 15% of 80?

Back

12 (0.15 × 80 = 12)

Tags

CCSS.6.RP.A.3C

Front

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

Back

50 (30 / 0.60 = 50)

Tags

CCSS.6.RP.A.3C