Common Core Sheets 

The Number System 
Apply and extend previous understandings of operations with fractions to add, subtract, multiply, and divide rational numbers. 
2. Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers. 
a. Understand that multiplication is extended from fractions to rational numbers by requiring that operations continue to satisfy the properties of operations, particularly the distributive property, leading to products such as (–1)(–1) = 1 and the rules for multiplying signed numbers. Interpret products of rational numbers by describing realworld contexts. 
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Standard Form 7ns2a
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Each worksheet has 20 problems multiplying or dividing negative numbers.
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