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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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