Chapter 10
Fundamentals of Mathematics · 376 exercises
Problem 20
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ 8-3 $$
3 step solution
Problem 20
Determine each of the values. $$ |-4| $$
2 step solution
Problem 20
Use a calculator to find each sum. $$ 673+(-721) $$
5 step solution
Problem 20
How should the number in the following 6 problems be read? (Write in words.) 15
3 step solution
Problem 20
Is there a smallest two digit number? If so, what is it?
3 step solution
Problem 21
A number is positive if it is directly preceded by a __________ sign or no sign at all.
3 step solution
Problem 21
Find the value of each of the following. Use a calculator to check each result. $$ (10)(-6) $$
5 step solution
Problem 21
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ 12-7 $$
4 step solution
Problem 21
Determine each of the values. $$ -|3| $$
2 step solution
Problem 21
Use a calculator to find each sum. $$ -1,345.6+(-6,648.1) $$
3 step solution
Problem 21
How should the number in the following 6 problems be read? (Write in words.) 11
4 step solution
Problem 21
For the pairs of real numbers in the following 5 problems, write the appropriate symbol \((<,>,=)\) in place of the \(\square\) $$ \begin{array}{lll} -7 & \square & -2 \end{array} $$
3 step solution
Problem 22
Find the value of each of the following. Use a calculator to check each result. $$ (-6)(4) $$
5 step solution
Problem 22
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ 5-6 $$
3 step solution
Problem 22
Determine each of the values. $$ -|7| $$
2 step solution
Problem 22
Find the sums in the following 27 problems. If possible, use a calculator to check each result. $$ 4+12 $$
3 step solution
Problem 22
How should the number in the following 6 problems be read? (Write in words.) \(-(-1)\)
3 step solution
Problem 22
For the pairs of real numbers in the following 5 problems, write the appropriate symbol \((<,>,=)\) in place of the \(\square\) $$ -5 \square 0 $$
5 step solution
Problem 23
How should each number be read? $$ -8 $$
3 step solution
Problem 23
Find the value of each of the following. Use a calculator to check each result. $$ (-2)(6) $$
4 step solution
Problem 23
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ 14-30 $$
3 step solution
Problem 23
Determine each of the values. $$ -|-14| $$
2 step solution
Problem 23
Find the sums in the following 27 problems. If possible, use a calculator to check each result. $$ 8+6 $$
3 step solution
Problem 23
How should the number in the following 6 problems be read? (Write in words.) \(-(-5)\)
3 step solution
Problem 23
For the pairs of real numbers in the following 5 problems, write the appropriate symbol \((<,>,=)\) in place of the \(\square\) $$ -1 \square 4 $$
3 step solution
Problem 24
Find the value of each of the following. Use a calculator to check each result. $$ (-8)(7) $$
4 step solution
Problem 24
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ -6-8 $$
4 step solution
Problem 24
Determine each of the values. $$ |0| $$
3 step solution
Problem 24
Find the sums in the following 27 problems. If possible, use a calculator to check each result. $$ 8+6 $$
3 step solution
Problem 24
For the following 6 problems, write each expression in words. \(5+3\)
3 step solution
Problem 24
For the pairs of real numbers in the following 5 problems, write the appropriate symbol \((<,>,=)\) in place of the \(\square\) $$ 6 \square-1 $$
4 step solution
Problem 25
How should each number be read? $$ -(-1) $$
3 step solution
Problem 25
Find the value of each of the following. Use a calculator to check each result. $$ \frac{21}{7} $$
4 step solution
Problem 25
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ -1-12 $$
4 step solution
Problem 25
Determine each of the values. $$ |-26| $$
2 step solution
Problem 25
Find the sums in the following 27 problems. If possible, use a calculator to check each result. $$ (-3)+(-12) $$
5 step solution
Problem 25
For the following 6 problems, write each expression in words. \(3+8\)
4 step solution
Problem 25
For the pairs of real numbers in the following 5 problems, write the appropriate symbol \((<,>,=)\) in place of the \(\square\) $$ 10 \square 10 $$
3 step solution
Problem 26
Find the value of each of the following. Use a calculator to check each result. $$ \frac{42}{6} $$
3 step solution
Problem 26
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ -5-(-3) $$
4 step solution
Problem 26
Determine each of the values. $$ -|-26| $$
2 step solution
Problem 26
Find the sums in the following 27 problems. If possible, use a calculator to check each result. $$ (-6)+(-20) $$
3 step solution
Problem 26
For the following 6 problems, write each expression in words. \(15+(-3)\)
3 step solution
Problem 27
Write each expression in words. $$ 1+(-7) $$
4 step solution
Problem 27
Find the value of each of the following. Use a calculator to check each result. $$ \frac{-39}{3} $$
4 step solution
Problem 27
For the following 18 problems, perform each subtraction. Use a calcula tor to cherk each result. $$ -11-(-8) $$
4 step solution
Problem 27
Determine each of the values. $$ -(-|4|) $$
3 step solution
Problem 27
Find the sums in the following 27 problems. If possible, use a calculator to check each result. $$ 10+(-2) $$
6 step solution
Problem 27
For the following 6 problems, write each expression in words. \(1+(-9)\)
4 step solution
Problem 27
For the following 5 problems, what numbers can replace \(m\) so that the
following statements are true?
\(-7
4 step solution