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# Using Tens Frames for the Strategy of Bridging to Ten

Purpose:

The purpose of this unit is to introduce the part-whole strategy of bridging to ten.

Achievement Objectives:

Achievement Objective: NA2-3: Know the basic addition and subtraction facts.
AO elaboration and other teaching resources
Achievement Objective: NA2-1: Use simple additive strategies with whole numbers and fractions.
AO elaboration and other teaching resources

Specific Learning Outcomes:

bridge to ten to solve number problems

Required Resource Materials:
Tens frames with 9 fixed dots
Blank frames
Counters
Activity:
1. The teacher poses a problem.
Josh has 9 oranges and 6 apples.  How many does he have altogether?
2. Teacher records 9 + 6 on the board.
3. Teacher shows a fixed frame of 9 and asks the students to say where the six more should go without touching the tens frame.
4. Teacher invites a student who answers that the answer is 15 to come and demonstrate how they got the answer.
5. Teacher records the answer on the board.