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Math Integers Rules
Term | Definition |
---|---|
A positive | A positive times a positive equals |
A positive | A negative times a negative equals |
A negative | A negative times a positive equals |
A negative | A positive times a negative equals |
A positive | A positive divided by a positive equals |
A positive | A negative divided by a negative equals |
A negative | A negative divided by a positive equals |
A negative | A positive divided by a negative equals |
Adding Integers | If the signs are the same find the sum, if the signs are different find the difference. Then take the sign of the highest absolute value |
Subtracting Integers | Add the opposite |
Adding Fractions | Find the common denominator by using the LCM. What you do to the bottom you have to do to the top. After that, add the numerators straight across, and keep the denominators the same |
Subtracting Fractions | Find the common denominator by using the LCM. What you do to the bottom you have to do to the top. After that,subtract the numerators straight across, and keep the denominators the same |
Multiplying Fractions | Multiply straight across |
Dividing Fractions | Multiply by the reciprocal |