Ratios & Ratio Tables

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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.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How do you write a ratio?

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Ratios can be written in three ways: using a colon (e.g., 3:5), as a fraction (e.g., 3/5), or with the word 'to' (e.g., 3 to 5).

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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What does equivalent mean in terms of ratios?

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Equivalent means that two ratios represent the same relationship between quantities, even if the numbers are different.

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CCSS.6.RP.A.3A

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What is the ratio of 6 to 9 in simplest form?

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The simplest form of the ratio 6:9 is 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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If a recipe calls for 2 cups of flour and 3 cups of sugar, what is the ratio of flour to sugar?

Back

The ratio of flour to sugar is 2:3.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

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How can you find an equivalent ratio?

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You can find an equivalent ratio by multiplying or dividing both terms of the ratio by the same non-zero number.

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CCSS.6.RP.A.3A

Front

What is a ratio table?

Back

A ratio table is a table that shows the relationship between two quantities in a ratio format, often used to find equivalent ratios.

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If Charles has 7 baseball cards and Tracy has 10, what is the ratio of Charles's cards to the total number of cards?

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The ratio of Charles's cards to the total number of cards (7 + 10 = 17) is 7:17.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of 15 to 25 in simplest form?

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The simplest form of the ratio 15:25 is 3:5.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a car travels 60 miles in 1 hour, what is the ratio of miles to hours?

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The ratio of miles to hours is 60:1.

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CCSS.6.RP.A.1

CCSS.6.RP.A.2