K.NBT.1

I can compose and decompose numbers from 11 to 19 into ten ones and some further ones

Problem 1

Challenge problem 1 for K.NBT.1. Explain your thinking.

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Problem 2

Challenge problem 2 for K.NBT.1. Show multiple solutions.

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Problem 3

Challenge problem 3 for K.NBT.1. Create your own example.

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Problem 4

Challenge problem 4 for K.NBT.1. Teach someone else.

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Problem 5

Challenge problem 5 for K.NBT.1. Find patterns.

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Problem 6

Challenge problem 6 for K.NBT.1. Make connections.

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Problem 7

Challenge problem 7 for K.NBT.1. Solve creatively.

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Problem 8

Challenge problem 8 for K.NBT.1. Justify your answer.

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Problem 9

Challenge problem 9 for K.NBT.1. Extend the concept.

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Problem 10

Challenge problem 10 for K.NBT.1. Design a new problem.

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