Chapter 2

Evaluate the expression. \(|-6|\)

Graph the numbers on a number line. Then write two inequalities that compare the numbers. \begin{equation} -10,-1 \end{equation}

Graph the numbers on a number line. $$ -8,4,-2 $$

Write the fractions in order from least to greatest. $$ \frac{2}{10}, \frac{4}{10}, \frac{9}{10}, \frac{5}{10}, \frac{6}{10} $$

Complete the statement using \(<,>,\) or \(=\) $$ -8 ? 9 $$

Check to see if the given value of the variable is or is not a solution of the equation. \(2 n^{2}+10=14 ; n=1\)

Graph the numbers on a number line. Then write two inequalities that compare the numbers. \begin{equation} 0.4,-3 \end{equation}

Evaluate the expression. \(-|9|\)

Graph the numbers on a number line. $$ 6,-5,0 $$

Write the fractions in order from least to greatest. $$ \frac{3}{5}, \frac{3}{2}, \frac{3}{3}, \frac{3}{7}, \frac{3}{8} $$

Complete the statement using \(<,>,\) or \(=\) $$ -7 ?-4 $$

Which expression is equivalent to \((x+7) 3 ?\) $$(A) x+21$$ $$(B) 3 x+7$$ $$(C) 3 x+10$$ $$(D) 3 x+21$$

Graph the numbers on a number line. Then write two inequalities that compare the numbers. \begin{equation} 2.2,-3.3 \end{equation}

Evaluate the expression. \(-|-7|\)

Graph the numbers on a number line. $$ 6.5,2,-4.3 $$

Complete the statement using \(<,>,\) or \(=\) $$ 0 \quad ?-2 $$

Write the fractions in order from least to greatest. $$ \frac{1}{4}, \frac{3}{8}, \frac{3}{4}, \frac{4}{8}, \frac{7}{8} $$

Evaluate the expression. \(|-7.2|\)

Which expression is equivalent to \(6(x-2) ?\) $$(A) 6 x-2$$ $$(B) 6 x-12$$ $$(\mathrm{C}) 6 x+2$$ $$(D) 3 x+21$$

Graph the numbers on a number line. Then write two inequalities that compare the numbers. \begin{equation} -10,-\frac{1}{10} \end{equation}

When it is \(70^{\circ} \mathrm{F}\), the function \(T=0.08 \mathrm{H}+64.3\) gives the apparent temperature \(T\) (in degrees Fahrenheit) based on the relative humidity \(\mathrm{H}\) (as a percent). Determine the range of the function.

Graph the numbers on a number line. $$ 7,0.5,-9.1 $$

Complete the statement using \(<,>,\) or \(=\) $$ -1 ?-1 $$

Write the fractions in order from least to greatest. $$ \frac{4}{5}, \frac{1}{2}, \frac{3}{10}, \frac{1}{5}, \frac{7}{10} $$

Evaluate the expression. \(-|6.8|\)

Which expression is equivalent to \((5-x)(-17) ?\) $$(A) 5-17 x$$ $$(B) 5+17 x$$ $$(C) -85-17 x$$ $$(D) -85+17 x$$

Subtract. Write the answer in simplest form. \begin{equation} \frac{3}{4}-\frac{1}{4} \end{equation}

Write the prime factorization of the number if it is not a prime. If the number is a prime, write prime. 18

Graph the numbers on a number line. $$ \frac{3}{4},-\frac{3}{4}, 1 $$

Complete the statement using \(<,>,\) or \(=\) $$ -6 ? 2 $$

Write the fractions in order from least to greatest. $$ \frac{4}{6}, \frac{5}{2}, \frac{3}{4}, \frac{2}{6}, \frac{2}{2} $$

You are buying 5 new shirts to wear to school. All of the shirts are on sale for 19.99. What expression would you use to mentally calculate the total cost of the shirts? (A) \(5(20)-0.01\) (B) \(5(20-0.01)\) (C) \(5(20)+0.01\) (D) \(5(20+0.01)\)

Round the values to the nearest hundred and estimate the answer. $$675-589$$

Evaluate the expression. \(|10.43|\)

Subtract. Write the answer in simplest form. \begin{equation} \frac{7}{9}-\frac{2}{9} \end{equation}

Write the prime factorization of the number if it is not a prime. If the number is a prime, write prime. 35

Multiply. $$ 5 \times 0.25 $$

Complete the statement using \(<,>,\) or \(=\) $$ -4 ?-5 $$

Write the fractions in order from least to greatest. $$ \frac{1}{7}, \frac{2}{5}, \frac{8}{10}, \frac{3}{14}, \frac{1}{2} $$

Evaluate the expression. Then simplify the answer. $$\frac{10 \cdot 8}{4^{2} \cdot 4}$$

Subtract. Write the answer in simplest form. \begin{equation} \frac{7}{10}-\frac{3}{10} \end{equation}

Write the prime factorization of the number if it is not a prime. If the number is a prime, write prime. 47

Multiply. $$ 0.1 \times 0.4 $$

Write the fractions in order from least to greatest. $$ 2 \frac{1}{8}, \frac{12}{8}, \frac{3}{8}, 1 \frac{2}{8}, \frac{8}{8} $$

Evaluate the expression. Then simplify the answer. $$\frac{6^{2}-12}{3^{2}+1}$$

Identify the terms of the expression. \(12-z\)

Subtract. Write the answer in simplest form. \begin{equation} \frac{14}{15}-\frac{4}{15} \end{equation}

Write the prime factorization of the number if it is not a prime. If the number is a prime, write prime. 64

Multiply. $$ 0.004 \times 4.2 $$

Write the fractions in order from least to greatest. $$ 5 \frac{1}{9}, 4 \frac{4}{6}, 5 \frac{2}{3}, 5 \frac{1}{2}, 4 \frac{2}{9} $$