Hong Kong

Stage 1

Sally and her mum were at home. Her grandma came around to visit, then her dad and brother came home together.

a

Which number sentence matches the number of people in the house?

$2-1+2$2−1+2

A

$2+1-2$2+1−2

B

$2+1+2$2+1+2

C

$1+1+2$1+1+2

D

b

How many people are in the house altogether?

Easy

Less than a minute

$27+4-5$27+4−5

Kate has saved $\$138$$138 over the course of the year. If she earns $\$12$$12 this week from doing chores, but spends $\$40$$40, how much does she have left?

A farmer has $84$84 sheep in a paddock. $10$10 sheep are taken away to the wool shed, and while the farmer is away $3$3 sheep from a neighboring farm get into the paddock through a hole in the fence.

How many sheep are in the paddock now?

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