Integer Rules Review for 7th and 8th Grade

-9 (same sign +) - When adding two negative integers, you add their absolute values and keep the negative sign.

0 - The numerator is zero, so the entire fraction equals zero.

Different signs: Subtract the absolute values and keep the sign of the number with the greatest absolute value.

9 - Squaring a negative number results in a positive number.

Zero - Any number multiplied by zero equals zero.

-2 - When adding a negative and a positive, subtract the smaller absolute value from the larger and keep the sign of the larger.

-5 - Subtracting a larger number from a smaller number results in a negative.

-10 - Adding two negative integers results in a more negative integer.

2 - When adding a positive and a negative, subtract the smaller absolute value from the larger and keep the sign of the larger.

-4 - Dividing a negative number by a positive number results in a negative number.