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1st Unit 6 Numbers to 20

OBJECTIVES:

Chapter 1: Counting and Comparing:

*Count within 20 by making (building up from ) 10.

*Read and write numerals 0 to 20 and their corresponding number-words.

*Compare and order numbers to 20.

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Chapter 2: Addition and Subtraction:

*Add two one-digit numbers, using the "make 10" strategy.

*Add a two-digit number and a one-digit number.

*Subtract a one-digit number from a two-digit number.

*Add two numbers, one of which is 1, 2, or 3, using "count on " strategy.

*Subtract 1, 2, or 3, using "count back" strategy.

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