Integer Rules - Pleasanton Moodle

ADVERTISEMENT

Integer Rules
Tutorial Services - Mission del Paso Campus
Addition & Subtraction Rules
1. When the signs are the same, add the numbers and keep the sign.
-7 - 8 = -15
7 + 8 = 15
2.
When the signs are different, subtract the numbers and take the sign of the larger.
-7 + 8 = 1
7 – 8 = - 1
Note: Use addition and Subtraction Rules when you “combine like terms”
Multiplication & Division Rules
Multiplication
Division
1.
Negative X Negative = positive
Negative ÷ Negative = Positive
- 6 x -3 = 18
- 6 ÷ - 2 = 3
2.
Negative X Positive = Negative
Negative ÷ Positive = Negative
- 6 x 3 = -18
- 6 ÷ 2 = -3
3.
Positive x Positive = Positive
Positive ÷ Positive = Positive
6 x 3 = 18
6 ÷ 2 = 3
Saved C: Integer Rules

ADVERTISEMENT

00 votes

Related Articles

Related forms

Related Categories

Parent category: Education
Go