2. • Variable = a letter representing an unknown number
ex. 5m + ½, m is a variable
• Constant = a number
ex. 5m + ½, 5 and ½ are constants
Whiteboard Practice
3. • Factor = #s that are multiplied together
ex. 5m + ½, 5 and m are factors
• Coefficient = #s that are next to a letter (variable)
ex. 5m + ½, 5 is a coefficient
Whiteboard Practice
4. • Terms of an expression = parts of a math
problem separated by + or – signs
One Term = 4x or (y+2) or -8 or
푝
푠+1
Two Terms = x – 3ym
Three Terms = 3x + 2y + 10
Four Terms = x + 4xym -
6푝
푦+2
- 8
Whiteboard practice
