Grade 2
Addition - Part 2
Addition - Part 2By Smart Kidz Club
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This is a more advanced hands-on math activity book that will help children add up to four two-digit numbers using strategies based on place value and properties of operations, fluently add within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers, and use addition to find the total number of objects arranged in rectangular arrays with up to 5 rows and up to 5 columns.