Using expressions in algebra
This task is about identifying an algebraic expression that describes a situation.
Question
a) There are
q
monkeys in a zoo cage. Two of them are asleep.
Which expression shows how many are awake?
q
× 2
q
- 2
q
+ 2
2 -
q
q
÷ 2
Question
b) There are 5 tigers in a zoo.
z
of them are roaring for their dinner.
How many are quiet?
z
× 5
z
- 5
z
+ 5
5 -
z
5 ÷
z
Question
c) Michael is learning to play golf. His score was twice as much as his father's score.
If Michael scored
h
shots, how many did his father score?
2 ×
h
h
- 2
h
÷ 2
2 ÷
h
2 -
h
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