All Pre-Algebra Resources
Example Questions
Example Question #192 : Operations
The numbers are positive. We just multiply. Answer is .
Example Question #193 : Operations
There is a negative number and zero. Regardless whether the number is positive or negative, anything multiplied by zero is always zero. Answer is .
Example Question #194 : Operations
We have one positive and one negative number.
When multipled, our answer is negative.
The product is .
Example Question #197 : Operations And Properties
We have two negative numbers. When multiplied, the answer is positive.
The product is .
Example Question #201 : Operations And Properties
We have two negative numbers and one positive number. We multiply from left to right. Two negative numbers multiplied make a positive number. Two positive numbers multiplied is also positive.
Now the expression becomes,
Answer is .
Example Question #202 : Operations And Properties
We have three negative numbers and one positive number. We multiply from left to right. Two negative numbers multiplied makes a positie number. However, that positive number multiplied by a negative number is a negative number. The same applied when multipled with a positive number.
Now our expression becomes,
.
Finally the expression becomes,
.
Our answer is .
Example Question #201 : Operations
The numbers are positive. We just divide.
Answer is .
Example Question #202 : Operations
We have one positive and one negative number. When divided, our answer is negative.
The quotient is .
Example Question #203 : Operations
We have two negative numbers. When divided, the answer is positive.
The quotient is .
Example Question #24 : Multiplication And Division
We have two positive numbers and one negative number. We work from left to right. When a positive number is divided by a negative number, the answer is a negative number. The same applied when divided by a positive number.
Now the expression becomes,
.
Answer is .
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