Order of operations and Dividing Fractions

Front

What is the order of operations in mathematics?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed. The acronym PEMDAS helps remember the order: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).

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CCSS.7.NS.A.3

Front

Evaluate the expression: 8 + (7 - 3) + 11

Back

23

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CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

What does it mean to divide fractions?

Back

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CCSS.6.NS.A.1

Front

Back

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CCSS.7.NS.A.1C

Front

Evaluate the expression: (9 + 5) - (3 × 2)

Back

8

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CCSS.7.NS.A.3

Front

What is the reciprocal of a fraction?

Back

Front

Back

50

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CCSS.7.NS.A.1C

Front

What is the result of dividing a negative number by a negative number?

Back

Dividing a negative number by a negative number results in a positive number.

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CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

Back

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CCSS.6.NS.C.7C

Front

What is the first step in solving an expression with parentheses?

Back

The first step is to simplify the expressions inside the parentheses.

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CCSS.7.EE.A.1