What will this game will achieve?
This activity will help your child add three numbers mentally
(to 15). With this number puzzle, they will practise addition
skills.
You will
need:
How do you play?
Can you
make the rows and columns total 15 by organising the numbers
on the turtles back? (It doesn't have to total 15 diagonally!)
Keywords
Total
Too great
Too few
Sum of
Altogether
Row
Column
Questions
to ask:
What
is the total of the numbers in that column?
What is the sum of the numbers in this row?
How did you work out 6 + 9 + 4?
Is it easier if you put the largest number first?
How can you add 9? Could you add 10 and take-away 1?
