All Pre-Algebra Resources
Example Questions
Example Question #25 : Multiplication And Division
Solve:
When multiplying with a positive number and a negative numberr, our answer is negative. The product is .
Example Question #31 : Multiplication And Division
Solve:
When multiplying with two negative numbers, our answer becomes positive. THe product is .
Example Question #32 : Multiplication And Division
Solve:
When dividing with two positive numbers, our answer is positive. We divide normally. Answer is .
Example Question #33 : Multiplication And Division
Solve:
When dividing a positive number and a negative number, our answer is negative. The quotient is .
Example Question #34 : Multiplication And Division
Solve:
When two negative numbers are being divided, our answer is positive. The quotient is .
Example Question #35 : Multiplication And Division
Evaluate the following expression:
Evaluate the following expression:
Let's begin by doing the portion within the parentheses:
Next, let's do our last step
We can double check this by multiplying:
So our answer is indeed, 36.
Example Question #35 : Multiplication And Division
Reduce the fraction .
To reduce any fraction, you must find the greatest common factor (GCF) of both the numerator and denominator. In this case, the biggest number that can be divided into both 18 and 24 evenly is 6. Divide both 18 and 24 by 6 to solve.
The solution is .
Example Question #211 : Operations And Properties
Solve:
Example Question #1 : Negative Numbers
Solve:
The problem indicates that the result is units more negative than , which is .
Example Question #212 : Operations And Properties
Evaluate for .
Substitute 8 for in the expression and evaluate, paying attention to the order of operations:
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