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Unit: Fractions, decimals, & percentages

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Possible mastery points

Converting fractions to decimals

Learn
Rewriting decimals as fractions: 2.75
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Worked example: Converting a fraction (7/8) to a decimal
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Fraction to decimal: 11/25
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Fraction to decimal with rounding
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Practice
Write decimals as fractionsGet 5 of 7 questions to level up!
Rewriting decimals as fractions challengeGet 5 of 7 questions to level up!
Converting fractions to decimalsGet 3 of 4 questions to level up!

Adding & subtracting rational numbers

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Comparing rational numbers
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Adding & subtracting rational numbers: 79% - 79.1 - 58 1/10
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Adding & subtracting rational numbers: 0.79 - 4/3 - 1/2 + 150%
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Practice
Order rational numbersGet 3 of 4 questions to level up!
Adding & subtracting rational numbersGet 3 of 4 questions to level up!

Quiz 1

Level up on the above skills and collect up to 500 Mastery points

Percent word problems

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Solving percent problems
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Percent word problem: magic club
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Percent word problems: tax and discount
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Percent word problem: guavas
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Practice
Equivalent expressions with percent problemsGet 3 of 4 questions to level up!
Percent problemsGet 3 of 4 questions to level up!
Tax and tip word problemsGet 3 of 4 questions to level up!
Discount, markup, and commission word problemsGet 3 of 4 questions to level up!

Rational number word problems

Learn
Rational number word problem: school report
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Rational number word problem: cosmetics
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Rational number word problem: cab
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Rational number word problem: ice
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Rational number word problem: computers
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Rational number word problem: stock
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Rational number word problem: checking account
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Practice
Rational number word problemsGet 3 of 4 questions to level up!

Quiz 2

Level up on the above skills and collect up to 500 Mastery points
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 1000 Mastery points!

About this unit

In these tutorials, we'll explore the number system. We'll convert fractions to decimals, operate on numbers in different forms, meet complex fractions, and identify types of numbers. We'll also solve interesting word problems involving percentages (discounts, taxes, and tip calculations).