combiningaddingjoiningExamples:Unknown outcome 8 + 2 = ____ or unknown change4 + ___ = 6Strategies: (Students may be using one of these strategies or a combination depending where they are in their understanding)Counting all or counting on - with or without tools Breaking Numbers Apart“Combine 6 and 7 by breaking the 7 into 4 and 3, then adding 6 to the 4 to make 10 and then add on the 3 more.” (up to 20)Learn Combinations:Adding 1’s and 2’s, Doubles, Sums that make 10 Recall5 + 5 = 10
separatingcomparingtake awaysubtractingExamples:Unknown outcome6 – 2 = ____or unknown change8 - ___ = 2Strategies: (Students may be using one of these strategies or a combi...
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