Using Variables
Substitution & simplification
Multiplication
Division
Fun facts
100
Suppose "x" people are in attendance at the start of an AFL match. a. If a further y people arrive during the first quarter, write an expression for the number of people at the ground.
x+y
100
7ab − 3a − 4ab
3ab − 3a
100
5w x 6w
30w
100
(15x)/3
5x
100
“Stars and Stripes” is the nickname of the flag of which country?
USA
200
Naomi is now t years old. Write an expression for Steve’s age if he is g years older than Naomi.
t+g
200
2c − 6 + 4c + 15
6c + 9
200
−5t × −4dh
20dht
200
(-4a)/8
200
The tallest man alive is
a) 233cm b) 251cm c) 212cm d)241cm
251cm
300
In a cutlery draw there are twice as many forks as spoons. Supposes "s" is the amount of spoons, write an expression for the amount of forks in the draw
2s
300
18ab2 − 4ac + 2ab2 − 10ac
20ab2-14ac
300
−3d × 6ab × 7
−126abd
300
−12xy ÷ 48y
(-x)/4
300
What's this character's name/number in Soul? 
22
400
Suppose "b" is the amount of year 8 students at a school. If the amount of year 8 students triple and then 30 students move schools, write an expression for the number of year 8 students
3b-30
400
x=6 and y=3
x/3+y/3
3
400
3v8 × 9v9
27v17
400
20m12 ÷ 2m3
10m9
400
Name this song
500
Bill was describing his age to a group of people using two different algebraic expressions. Four times a certain number minus one and three times a certain number plus three, both reveal Bill’s age. What is the number used and what is Bill’s age?
Number is 4. Age is 15
500
a=8 b=-7
-5a x -3b
-840
500
5m × n × 6nt × −t
-30mn2t2
500
(a*ab*3b^2)/(5a^2b^2)
(3b)/5
500
How many AFL are outside VIC
8
Brisbane, Port Adelaide, Adelaide, Sydney, West Coast, GWS, Gold coast, Fremantle,