Tennis ball equations
This task is about writing and solving number sentences.
a) 
Write the missing number in the box to make the equation correct.
3 × + 2 = 14


b) 
Tennis balls come in cylinders holding 3 balls. Janet has 14 balls.
Use the equation in a) to answer these questions.


i)
ii)

How many cylinders could she completely fill with these balls? __________
How many balls would be left over? __________


c) 
Here is a similar problem:
Mikaere has 28 tennis balls altogether. A full cylinder contains 3 balls.


i)
ii)

How many cylinders could he completely fill? __________
Write an equation similar to the one above that could be used to find out how many balls John would have left over.
Use a box to represent the number of balls left over.
