Real math help.
How Do You Convert Quarts to Gallons?
Note:
If you go to the store to buy a certain number of quarts of milk and the store only sells milk in gallons, what do you do? You need to convert those quarts into gallons! Follow along with this tutorial to learn how.
Background Tutorials
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Understand the concept of a ratio and use ratio language to describe a ratio relationship between two quantities.
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What's a Ratio?
Ratios are everywhere! The scale on a map or blueprint is a ratio. Ingredients sometimes need to be mixed using ratios such as the ratio of water to cement mix when making cement. Watch this tutorial to learn about ratios. Then think of some ratios you've encountered before!
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Decide whether two quantities are in a proportional relationship, e.g., by testing for equivalent ratios in a table or graphing on a coordinate plane and observing whether the graph is a straight line through the origin.
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What's a Proportion?
The idea of proportions is that a ratio can be written in many ways and still be equal to the same value. That's why proportions are actually equations with equal ratios. This is a bit of a tricky definition, so make sure to watch the tutorial!
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Use proportional relationships to solve multistep ratio and percent problems.
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How Do You Solve a Proportion Using Cross Products?
Want to solve a percent proportion? Just use the means extremes property of proportions to cross multiply! Solve for the variable, and you have your answer! Learn how with this tutorial.
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Further Exploration
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Convert among different-sized standard measurement units within a given measurement system (e.g., convert 5 cm to 0.05 m), and use these conversions in solving multi-step, real world problems.
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How Do You Convert Cups to Pints?
It can be helpful to see a capacity given in different units. This tutorial shows you how to take a measurement in cups and convert it to pints!
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