Level 1
Study the model diagrams. What are the missing numbers?
1 m
Level 1
Number bonds of 9
4 + _____ = 9
1 m
Level 1
Study the model diagrams. What are the missing numbers?
1 m
Level 3
Look at the picture.
  1. How many units is Tree 4 shorter than Tree 3?
  2. What is the total height of Tree 1 and Tree 2?
3 m
Level 1
Number bonds of 10
4 + _____ = 10
2 m