Fill in the blank with one of the words or phrases listed below. \[\begin{array} { l l l } \text { equivalent } & \text { least common multiple } & > \\ \text { mixed number } & \text { least common denominator } & < \\ \text { unlike } & \text { like } & \text { exponent } \end{array}\] -Fractions that have the same denominator are called_________ fractions.

A) least common denominator B) least common multiple C) like D) equivalent A) least common denominator B) least common multiple C) like D) equivalent

Subtract and simplify. -$\begin{array} { r } 12 \frac { 2 } { 9 } \\\\ - \quad 6 \frac { 5 } { 6 } \end{array}$

A) 5 B) $4 \frac { 5 } { 18 }$ C) $6 \frac { 7 } { 18 }$ D) $5 \frac { 7 } { 18 }$ A) 5 B) $4 \frac { 5 } { 18 }$ C) $6 \frac { 7 } { 18 }$ D) $5 \frac { 7 } { 18 }$

Add and simplify. -$\begin{array} { r } 8 \frac { 3 } { 8 } \\\\ + 11 \frac { 1 } { 5 }\\\hline \end{array}$

A) $8 \frac { 23 } { 40 }$ B) $19 \frac { 23 } { 40 }$ C) $20 \frac { 23 } { 40 }$ D) $18 \frac { 23 } { 40 }$ A) $8 \frac { 23 } { 40 }$ B) $19 \frac { 23 } { 40 }$ C) $20 \frac { 23 } { 40 }$ D) $18 \frac { 23 } { 40 }$

Exam 3: Adding and Subtracting Fractions

Fill in the blank with one of the words or phrases listed below. equivalent least common multiple > mixed number least common denominator < unlike like exponent -Fractions that have the same denominator are called_________ fractions.

(Multiple Choice)

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Question 141

Solve. -A plumber has a 19-ft piece of PVC pipe. He needs to cut the pipe into sectionsections $\frac { 9 } { 20 }$ -ft long. How many sections will he be able to cut from the pipe?

(Multiple Choice)

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Question 142

Subtract and simplify. - $18 \frac { 3 } { 7 } - \frac { 11 } { 21 }$

(Multiple Choice)

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Question 143

Evaluate. - $\left( \frac { 1 } { 9 } \right) ^ { 2 }$

(Multiple Choice)

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Question 144

Subtract and simplify. - 12 -6

(Multiple Choice)

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Question 145

Subtract and simplify. -11 $- \quad \frac { 5 } { 9 }$

(Multiple Choice)

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Question 146

Perform the indicated operation. Simplify your answers. - $\frac { 6 } { 21 } - \frac { 4 } { 21 }$

(Multiple Choice)

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Question 147

Use the order of operations to simplify the expression. - $\frac { 2 } { 7 } \cdot \frac { 2 } { 7 } + \frac { 3 } { 8 } \cdot 1$

(Multiple Choice)

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Question 148

Subtract and simplify. - $\frac { 5 } { 7 } - \frac { 1 } { 2 }$

(Multiple Choice)

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Question 149

Solve. Write the answer in simplest form. -Marty joggeded $\frac { 3 } { 10 }$ of a mile from home and then rested. Then he continued jogging another $\frac { 6 } { 10 }$ of a of a mile until he discovered his watch had fallen off. He walked back along the same path forpath for $\frac { 4 } { 10 }$ of a mile un of a mile until he found his Watch. Find how far he was from his starting point.

(Multiple Choice)

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Question 150

Add and simplify. - 8 +11

(Multiple Choice)

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Question 151

Solve. -Elizabeth is making matching holiday outfits for herself and her 3 children. Elizabeth's outfit requires 2 $2 \frac { 1 } { 4 }$ yds of fabric and each child's outfit requiresres $\frac { 3 } { 4 }$ yds. She finds a 3-yd remnant on sale. Is this enough material to make All 4 outfits? If not, how much more material is needed?

(Multiple Choice)

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Question 152

Write the fraction as an equivalent fraction with the given denominator. - $\frac { 2 } { 3 } = \frac { } { 27 }$

(Multiple Choice)

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Question 153

Perform the indicated operation. Simplify your answers. - $\frac { 1 } { 14 } + \frac { 9 } { 10 } + \frac { 9 } { 15 }$

(Multiple Choice)

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Question 154

Find the least common multiple (LCM)of the list of numbers. -9, 6

(Multiple Choice)

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Question 155

Use the order of operations to simplify the expression. - $\frac { 2 } { 7 } \div \frac { 1 } { 3 } \cdot \frac { 1 } { 8 }$

(Multiple Choice)

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Question 156

Subtract and simplify. - $15 \frac { 5 } { 16 } - 6 \frac { 3 } { 8 }$

(Multiple Choice)

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Question 157

Fill in the blank with one of the words or phrases listed below. equivalent least common multiple > mixed number least common denominator < unlike like exponent -Fractions that have the same denominator are called_________ fractions.

Solve. -A plumber has a 19-ft piece of PVC pipe. He needs to cut the pipe into sectionsections $\frac { 9 } { 20 }$ -ft long. How many sections will he be able to cut from the pipe?

Subtract and simplify. - $18 \frac { 3 } { 7 } - \frac { 11 } { 21 }$

Evaluate. - $\left( \frac { 1 } { 9 } \right) ^ { 2 }$

Subtract and simplify. - 12 -6

Subtract and simplify. -11 $- \quad \frac { 5 } { 9 }$

Perform the indicated operation. Simplify your answers. - $\frac { 6 } { 21 } - \frac { 4 } { 21 }$

Use the order of operations to simplify the expression. - $\frac { 2 } { 7 } \cdot \frac { 2 } { 7 } + \frac { 3 } { 8 } \cdot 1$

Subtract and simplify. - $\frac { 5 } { 7 } - \frac { 1 } { 2 }$

Add and simplify. - 8 +11

Write the fraction as an equivalent fraction with the given denominator. - $\frac { 2 } { 3 } = \frac { } { 27 }$

Perform the indicated operation. Simplify your answers. - $\frac { 1 } { 14 } + \frac { 9 } { 10 } + \frac { 9 } { 15 }$

Find the least common multiple (LCM)of the list of numbers. -9, 6

Use the order of operations to simplify the expression. - $\frac { 2 } { 7 } \div \frac { 1 } { 3 } \cdot \frac { 1 } { 8 }$

Subtract and simplify. - $15 \frac { 5 } { 16 } - 6 \frac { 3 } { 8 }$

The Whole Numbers

Multiplying and Dividing Fractions

Decimals

Ratio, Proportion, and Percent

Geometry

Statistics and Probability

Real Numbers and Introduction to Algebra

Equations, Inequalities, and Problem Solving

Graphing Equations and Inequalities

Systems of Equations

Exponents and Polynomials

Factoring Polynomials

Rational Expressions

Roots and Radicals

Quadratic Equations and Nonlinear Graphs

Algebraic Equations and Inequalities

Filters

Exam 3: Adding and Subtracting Fractions

Fill in the blank with one of the words or phrases listed below. equivalent least common multiple > mixed number least common denominator < unlike like exponent -Fractions that have the same denominator are called_________ fractions.

Solve. -A plumber has a 19-ft piece of PVC pipe. He needs to cut the pipe into sectionsections 920\frac { 9 } { 20 }209​ -ft long. How many sections will he be able to cut from the pipe?

Subtract and simplify. - 1837−112118 \frac { 3 } { 7 } - \frac { 11 } { 21 }1873​−2111​

Evaluate. - (19)2\left( \frac { 1 } { 9 } \right) ^ { 2 }(91​)2

Subtract and simplify. - 12 -6

Subtract and simplify. -11 −59- \quad \frac { 5 } { 9 }−95​

Perform the indicated operation. Simplify your answers. - 621−421\frac { 6 } { 21 } - \frac { 4 } { 21 }216​−214​

Use the order of operations to simplify the expression. - 27⋅27+38⋅1\frac { 2 } { 7 } \cdot \frac { 2 } { 7 } + \frac { 3 } { 8 } \cdot 172​⋅72​+83​⋅1

Subtract and simplify. - 57−12\frac { 5 } { 7 } - \frac { 1 } { 2 }75​−21​

Add and simplify. - 8 +11

Write the fraction as an equivalent fraction with the given denominator. - 23=27\frac { 2 } { 3 } = \frac { } { 27 }32​=27​

Perform the indicated operation. Simplify your answers. - 114+910+915\frac { 1 } { 14 } + \frac { 9 } { 10 } + \frac { 9 } { 15 }141​+109​+159​

Find the least common multiple (LCM)of the list of numbers. -9, 6

Use the order of operations to simplify the expression. - 27÷13⋅18\frac { 2 } { 7 } \div \frac { 1 } { 3 } \cdot \frac { 1 } { 8 }72​÷31​⋅81​

Subtract and simplify. - 15516−63815 \frac { 5 } { 16 } - 6 \frac { 3 } { 8 }15165​−683​

The Whole Numbers

Multiplying and Dividing Fractions

Decimals

Ratio, Proportion, and Percent

Geometry

Statistics and Probability

Real Numbers and Introduction to Algebra

Equations, Inequalities, and Problem Solving

Graphing Equations and Inequalities

Systems of Equations

Exponents and Polynomials

Factoring Polynomials

Rational Expressions

Roots and Radicals

Quadratic Equations and Nonlinear Graphs

Algebraic Equations and Inequalities

Filters

Solve. -A plumber has a 19-ft piece of PVC pipe. He needs to cut the pipe into sectionsections $\frac { 9 } { 20 }$ -ft long. How many sections will he be able to cut from the pipe?

Subtract and simplify. - $18 \frac { 3 } { 7 } - \frac { 11 } { 21 }$

Evaluate. - $\left( \frac { 1 } { 9 } \right) ^ { 2 }$

Subtract and simplify. -11 $- \quad \frac { 5 } { 9 }$

Perform the indicated operation. Simplify your answers. - $\frac { 6 } { 21 } - \frac { 4 } { 21 }$

Use the order of operations to simplify the expression. - $\frac { 2 } { 7 } \cdot \frac { 2 } { 7 } + \frac { 3 } { 8 } \cdot 1$

Subtract and simplify. - $\frac { 5 } { 7 } - \frac { 1 } { 2 }$

Write the fraction as an equivalent fraction with the given denominator. - $\frac { 2 } { 3 } = \frac { } { 27 }$

Perform the indicated operation. Simplify your answers. - $\frac { 1 } { 14 } + \frac { 9 } { 10 } + \frac { 9 } { 15 }$

Use the order of operations to simplify the expression. - $\frac { 2 } { 7 } \div \frac { 1 } { 3 } \cdot \frac { 1 } { 8 }$

Subtract and simplify. - $15 \frac { 5 } { 16 } - 6 \frac { 3 } { 8 }$