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Today you will need:

Today you will need:. a double ten frame mat counters your math journal. Use counters to make a model of this tenframe on your mat. Look at this tenframe. How many do you see?. How did you see 8 so quickly?. Use counters to make a model of this tenframe.

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Today you will need:

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  1. Today you will need: • a double ten frame mat • counters • your math journal

  2. Use counters to make a model of this tenframe on your mat. Look at this tenframe. How many do you see? How did you see 8 so quickly?

  3. Use counters to make a model of this tenframe. How many do you see on the other tenframe? 8

  4. What if we wanted to ADD these two numbers together? 8 + 5

  5. 8 5 + • Use your models to add these     numbers together. • What is the sum of these two     numbers? • Share with a partner how you     combined the two numbers.

  6. One way to think about this might be: Make ten

  7. One way to think about this might be: Ten And 3 more... 13

  8. Look at the facts in these boxes. You can draw more counters to help you complete the number sentences. You could also use counters to make models of these pictures.

  9. Make models and/or drawings to find these sums. 3 + 9 6 + 8 8 + 7 9 + 4 6 + 9 5 + 9

  10. Helping a friend... Pretend that a friend is having a hard time remembering addition facts That add 8 or add 9. Write instructions for your friend so that he or she can figure these facts out when they are having a tough time remembering.

  11. Your instructions must make sense so... • It might be a good idea to: • number your steps • illustrate your instructions • give your instructions to a classmate to try and follow

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