|
Ms. Garcia Math |
|
|
Natural Numbers |
Show/Hide |
|
Natural numbers are the counting numbers {1, 2, 3, ...} (the non-negative integers) |
1, 2, 3, … |
|
|
|
|
Integers |
Show/Hide |
|
Integers are the natural numbers and their negatives {... -3, -2, -1, 0, 1, 2, 3, ...}. |
…-3, -2, -1, 0, 1, 2 3, … |
|
|
|
|
Whole Numbers |
Show/Hide |
|
A whole number is a number that is not a fraction or a decimal |
0, 1, 2, 3 |
|
|
|
|
Multiply positive integers |
Show/Hide |
|
Add repeatedly (or skip-count) to multiply |
|
|
|
|
|
Division with Positive Integers |
Show/Hide |
|
Division is a repeated subtraction Ex. 10÷2 10-2= 8, 8-2=6, 6-2=4, 4-2=2, 2-2=0 |
|
|
|
|
|
Multiplying and Dividing Signed Integers |
Show/Hide |
|
Positive x Positive = Positive Negative x Negative = Positive Positive x Negative = Negative Negative x Positive = Negative |
Positive ÷ Positive = Positive Negative ÷ Negative = Positive Positive ÷ Negative = Negative Negative ÷ Positive = Negative |
|
|
|
|
|
|
|