Terminology
2a and 5a have the same pronumerals of a.
We call them ______ terms
Like
Write the expression for the sum of 3 and p
3 + p
For a = 4 solve the following:
3 x a
3 x 4 = 12
a + a + a + a + a
5a
29
in the term "5n"
We call the "n" in that term a ______
pronumeral
Write an expression for the product of 27 and y minus 4
27y-4
For b = 2 solve the following:
3b - b
3 x b -b
= 3 x 2 - 2
= 4
3ab +2ab
5ab
How many players are on the field in an AFL team ?
18
What is the number in front of a variable?
Coefficient
What does the word 'quotient' mean
Divide
For a = 2 and b = 5 solve the following
(b - a) x b
= (5 - 2) x 5
= (3) x 5
= 15
3m - 5m
-2m
How many sides does decagon have?
10
How many terms does this expression have:
3a + 2b + 3 + 4 + a +b
= 6
3a, 2b, 3, 4, a, b
What is the expression for 5 less than m
m - 5
For a = 9 and b = 3 solve the following:
4a ÷ 3b
4 x 9
3 x 3
36
9
= 4
2a + 4y + 6a - y
8a + 3y
What Planet shares its name with a chemical element ?
Mercury
What do you call a term that only has a number and no letters?
Example: 5
Constant
Write an expression for the following:
The Product of x and y is taken away from the sum of 3 and 2.
= 5 - xy
For a = 4 and b = 20 Solve the following:
a2 + b - a
= a x a + b - a
= 4 x 4 + 20 - 4
= 16 + 20 - 4
= 32
14t -12t + f + 3t + 2f
5t + 3f
How many bones does a human body have?
d) 206