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Interactive
Mangahigh

Mangahigh: Number: Ratios

For Students 6th - 9th Standards
Test your knowledge of ratios by determining the equivalents and how to interpret the given ratio.
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Unit Plan
Khan Academy

Khan Academy: Basic Ratios

For Students 5th - 7th Standards
Choose the ratio that goes with a picture of two quantities like apples and bananas. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unit Plan
BBC

Bbc Skillswise: Percent and Fractions: Ratio and Proportion

For Students 3rd - 8th Standards
Activities and factsheets exploring ratios and proportions in everyday life. Interactive, colorful, and fun.
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Unit Plan
AAA Math

Aaa Math: How to Determine a Ratio

For Students 5th - 8th Standards
This site explains the meaning of ratio and how to determine a ratio. Gives practice and games to practice this skill.
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Activity
Math Is Fun

Math Is Fun: Ratios

For Students 3rd - 8th Standards
After reading a simple definition of "ratios", you can explore many examples of ratio use in the real world.