All Pre-Algebra Resources
Example Questions
Example Question #151 : Operations
When a plus and minus sign meet, the sign becomes negative. Since is greater than and is negative, our answer is negative. We treat as a subtraction problem. Answer is .
Example Question #152 : Operations
When a plus and minus sign meet, the sign becomes negative. Since is greater than and is negative, our answer is negative. We treat as a subtraction problem. Answer is .
Example Question #153 : Operations
When a plus and minus sign meet, the sign becomes negative. Since is greater than and is positive, our answer is positive. We treat as a subtraction problem. Answer is .
Example Question #154 : Operations
When a plus and minus sign meet, the sign becomes negative. When adding two negative numbers, we treat as an addition problem and add a minus sign in the end. Answer is .
Example Question #155 : Operations
Just subtract normally. Answer is .
Example Question #156 : Operations
When two minus signs meet, the sign becomes positive. It becomes an addition problem. Answer is .
Example Question #157 : Operations
This is the same as adding two negative numbers. We treat as an addition problem and add the minus sign in the end. Answer is .
Example Question #158 : Operations
When two minus signs meet, the sign becomes positive. Since is greater than and is positive, our answer is positive. We treat as a subtraction problem. Answer is .
Example Question #159 : Operations
When two minus signs meet, the sign becomes positive. Since is greater than and is negative, our answer is negtaive. We treat as a subtraction problem. Answer is .
Example Question #160 : Operations
When two minus signs meet, the sign becomes positive. We have two of the same numbers but with different signs. Answer is .