Achievement Objectives
NA1-3: Know groupings with five, within ten, and with ten.
NA1-1: Use a range of counting, grouping, and equal-sharing strategies with whole numbers and fractions.
Specific Learning Outcomes
Solve subtraction problems from 20 by counting all the objects in their head.
Recall facts within 5, and doubles to 10.
Description of Mathematics
Number Framework Stage 3
Required Resource Materials
Plastic teddies or counters.
Containers
Activity
Problem: Here are 3 teddies and hidden under the container there are some more. Altogether there are 5 teddies. How many teddies are hidden?
Record 3 + ? = 5. The students solve the problem by imagining the numbers. Fold back if needed to Using Materials by showing what is hidden.
Examples. Put students in pairs. One student hides some teddies and the other solves the problem. Then reverse roles.
Add to plan
Level One