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integers

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Play Math at the Mall at Math Playground! Use your math knowledge during a shopping spree.

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Mental Math - add and subtract fractions
Problem Solving - identify equivalent fractions

Common Core Connection for Grades 3 and 4

Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3.
Compare two fractions with different numerators and different denominators.
Adding and subtracting parts of the same whole.

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Mental Math - add and subtract fractions Problem Solving - identify equivalent fractions Common Core Connection for Grades 3 and 4 Recognize and generate simple equivalent fractions, e.g., 1/2 = 2/4, 4/6 = 2/3. Compare two fractions with different numerators and different denominators. Adding and subtracting parts of the same whole.

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Mental Math - multiply fractions
Problem Solving - identify equivalent fractions

Common Core Connection for Grades 4 and 5

Apply and extend previous understandings of multiplication to multiply a fraction or whole number by a fraction.

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Mental Math - multiply fractions Problem Solving - identify equivalent fractions Common Core Connection for Grades 4 and 5 Apply and extend previous understandings of multiplication to multiply a fraction or whole number by a fraction.

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Mental Math - combine positive and negative numbers
Problem Solving - match math expressions with their correct values

Common Core Connection for Grades 6 and 7

Apply and extend previous understandings of multiplication to multiply rational numbers.

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Mental Math - combine positive and negative numbers Problem Solving - match math expressions with their correct values Common Core Connection for Grades 6 and 7 Apply and extend previous understandings of multiplication to multiply rational numbers.

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Mental Math - combine positive and negative numbers
Problem Solving - match math expressions with their correct values

Common Core Connection for Grades 6 and 7

Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers.

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Mental Math - combine positive and negative numbers Problem Solving - match math expressions with their correct values Common Core Connection for Grades 6 and 7 Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers.

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Mental Math - work with fraction and decimal numbers

Common Core Connection for Grades 4+

Compare two fractions with different numerators and different denominators.
Use decimal notation for fractions with denominators 10 or 100.
Compare two decimals to hundredths by reasoning about their size.
Understand addition/subtraction of fractions as joining/separating parts of the same whole.

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Number Conundrum Decimals | Math Playground

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Mental Math - work with fraction and decimal numbers Common Core Connection for Grades 4+ Compare two fractions with different numerators and different denominators. Use decimal notation for fractions with denominators 10 or 100. Compare two decimals to hundredths by reasoning about their size. Understand addition/subtraction of fractions as joining/separating parts of the same whole.

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Mental Math - combine positive and negative numbers
Problem Solving - match math expressions with their correct values

Common Core Connection for Grades 6 and 7

Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers.

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Mental Math - combine positive and negative numbers Problem Solving - match math expressions with their correct values Common Core Connection for Grades 6 and 7 Apply and extend previous understandings of addition and subtraction to add and subtract rational numbers.

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Adding Integers