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Unit: Module 2: Rational numbers

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Possible mastery points

Topic A: Addition and subtraction of integers and rational numbers

Learn
Adding negative numbers example
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Adding & subtracting negative numbers
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Subtracting a negative = adding a positive
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Adding negative numbers on the number line
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Adding negative numbers review
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Subtracting negative numbers review
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Number equations & number lines
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Interpreting numeric expressions example
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Absolute value as distance between numbers
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Equivalent expressions with negative numbers
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Interpreting absolute value as distance
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Adding fractions with different signs
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Adding & subtracting fractions
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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
Signs of sumsGet 5 of 7 questions to level up!
Adding negative numbersGet 5 of 7 questions to level up!
Understand subtraction as adding the oppositeGet 3 of 4 questions to level up!
Subtracting negative numbersGet 5 of 7 questions to level up!
Adding & subtracting negative numbersGet 5 of 7 questions to level up!
Adding negative numbers on the number lineGet 5 of 7 questions to level up!
Number equations & number linesGet 3 of 4 questions to level up!
Interpret negative number addition and subtraction expressionsGet 3 of 4 questions to level up!
Absolute value to find distanceGet 5 of 7 questions to level up!
Absolute value to find distance challengeGet 3 of 4 questions to level up!
Equivalent expressions with negative numbersGet 3 of 4 questions to level up!
Adding & subtracting negative fractionsGet 5 of 7 questions to level up!
Order rational numbersGet 3 of 4 questions to level up!
Adding & subtracting rational numbersGet 3 of 4 questions to level up!
One-step equations with negatives (add & subtract)Get 5 of 7 questions to level up!

Quiz 1

Level up on the above skills and collect up to 1500 Mastery points

Topic B: Multiplication and division of integers and rational numbers

Learn
Why a negative times a negative is a positive
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Why a negative times a negative makes sense
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Multiplying positive & negative numbers
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Dividing positive and negative numbers
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Multiplying negative numbers review
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Dividing negative numbers review
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Rewriting decimals as fractions: 2.75
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Fraction to decimal: 11/25
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Worked example: Converting a fraction (7/8) to a decimal
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Fraction to decimal with rounding
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Multiplying positive and negative fractions
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Dividing negative fractions
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Negative signs in fractions
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Dividing mixed numbers
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Simplifying complex fractions
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Expressions with rational numbers
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Equivalent expressions with negative numbers (multiplication and division)
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Why dividing by zero is undefined
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Practice
Signs of expressionsGet 5 of 7 questions to level up!
Multiplying negative numbersGet 3 of 4 questions to level up!
Dividing negative numbersGet 3 of 4 questions to level up!
One-step equations with negatives (multiply & divide)Get 5 of 7 questions to level up!
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!
Multiplying positive and negative fractionsGet 3 of 4 questions to level up!
Dividing positive and negative fractionsGet 3 of 4 questions to level up!
Negative signs in fractionsGet 3 of 4 questions to level up!
Negative signs in fractions (with variables)Get 3 of 4 questions to level up!
Dividing mixed numbers with negativesGet 3 of 4 questions to level up!
Simplify complex fractionsGet 5 of 7 questions to level up!
Equivalent expressions with negative numbers (multiplication and division)Get 3 of 4 questions to level up!
Dividing by zeroGet 3 of 4 questions to level up!

Quiz 2

Level up on the above skills and collect up to 1500 Mastery points

Topic C: Applying operations with rational numbers to expressions and equations

Learn
Order of operations example
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Negative number word problem: temperatures
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Negative number word problem: Alaska
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Interpreting negative number statements
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Interpreting multiplication & division of negative numbers
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Addition & subtraction: find the missing value (part 1 of 2)
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Addition & subtraction: find the missing value (part 2 of 2)
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Substitution with negative numbers
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Ordering expressions
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Practice
Order of operations with negative numbersGet 5 of 7 questions to level up!
Negative number addition and subtraction: word problemsGet 3 of 4 questions to level up!
Interpreting negative number statementsGet 3 of 4 questions to level up!
Multiplying & dividing negative numbers word problemsGet 3 of 4 questions to level up!
Addition & subtraction: find the missing valueGet 3 of 4 questions to level up!
Substitution with negative numbersGet 5 of 7 questions to level up!
Ordering negative number expressionsGet 3 of 4 questions to level up!

Quiz 3

Level up on the above skills and collect up to 700 Mastery points
Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 3700 Mastery points!

About this unit

"Students continue to build an understanding of the number line in Module 2 from their work in Grade 6. They learn to add, subtract, multiply, and divide rational numbers. Module 2 includes rational numbers as they appear in expressions and equations—work that is continued in Module 3." Eureka Math/EngageNY (c) 2015 GreatMinds.org