What is a ratio used for?

To compare certain number values

Explain why the ratios 3:6 and 1:2 are considered the same.

Both 3 and 6 are divisible by 3, reducing 3:6 to 1:2. They represent the same proportional relationship.

Grade 7 · Math · 45 min

I can use ratios to solve real-world problems.

Mometrix Academy · 5:03

Ratios: Word Problems

3 key concepts

1
A ratio is used to compare certain number values.
2
The ratio 3:6 can be reduced to 1:2 because both 3 and 6 are divisible by 3.
3
If a vegetable tray has 12 carrots, 27 tomatoes, 18 broccoli florets, and 45 peppers, then for every 2 baby carrots there are 3 broccoli florets.

10 questions · Multiple choice & Short answer

Quick comprehension check

“A fruit basket contains 9 apples and 12 oranges. What is the simplified ratio of apples to oranges?”

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Teacher GuideComplete lesson plan

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