Intro to Ratios

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What is a ratio?

Back

A ratio is a mathematical way to compare two or more quantities.

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How do you write a ratio?

Back

A ratio can be written in three ways: using a colon (e.g., 3:4), as a fraction (e.g., 3/4), or with the word 'to' (e.g., 3 to 4).

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What does the first number in a ratio represent?

Back

The first number in a ratio represents the quantity of the first item being compared.

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What does the second number in a ratio represent?

Back

The second number in a ratio represents the quantity of the second item being compared.

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If there are 7 circles and 3 rectangles, what is the ratio of circles to rectangles?

Back

The ratio of circles to rectangles is 7:3.

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If there are 5 boys and 4 girls, what is the ratio of boys to girls?

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The ratio of boys to girls is 5:4.

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What is the ratio of total shapes to circles if there are 7 circles and 3 rectangles?

Back

The ratio of total shapes to circles is 10:7.

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If there are 3 squares and 6 circles, what is the ratio of squares to circles?

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The ratio of squares to circles is 3:6, which simplifies to 1:2.

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True or False: A ratio can only compare two quantities.

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False. A ratio can compare two or more quantities.

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What is the simplest form of the ratio 4:8?

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The simplest form of the ratio 4:8 is 1:2.

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