Rates, Ratios, Percentages

Rates, Ratios, Percentages

Assessment

Flashcard

Mathematics

6th - 7th Grade

Hard

CCSS
6.RP.A.3C, 6.RP.A.1, 6.RP.A.3A

+1

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

2.

FLASHCARD QUESTION

Front

What is a rate?

Back

A rate is a specific kind of ratio that compares two different units, such as miles per hour or cost per item.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

3.

FLASHCARD QUESTION

Front

What is a percentage?

Back

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

4.

FLASHCARD QUESTION

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (as a decimal). For example, 35% of 70 is 70 * 0.35 = 24.5.

Tags

CCSS.6.RP.A.3C

5.

FLASHCARD QUESTION

Front

What does '25% off' mean?

Back

'25% off' means that the price is reduced by 25% of the original price. For example, if an item costs $48, a 25% discount would reduce the price by $12.

Tags

CCSS.6.RP.A.3C

6.

FLASHCARD QUESTION

Front

How do you find the original price after a discount?

Back

To find the original price after a discount, divide the sale price by (1 - discount rate). For example, if the sale price is $36 and the discount is 25%, the original price is $36 / 0.75 = $48.

Tags

CCSS.6.RP.A.3C

7.

FLASHCARD QUESTION

Front

What is the formula for calculating a unit rate?

Back

The formula for calculating a unit rate is: Unit Rate = Total Quantity / Number of Units. For example, if 3 pizzas cost $4.50, the unit rate is $4.50 / 3 = $1.50 per pizza.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

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