Two-digit Addition and Subtraction
Often times we use tens and ones workmats to show how to add single and double-digit numbers. This learning exercise has the labeled tens and ones columns built-in. Learners are provided with 16 charts, all you need to do is add the numbers.
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Add Up To Four 2-Digit Numbers by Using Addition Facts and Friendly Numbers
Learning to recognize friendly numbers is a big step in developing fluency with addition. Looking at multiple real world examples, the instructor models how to rearrange addition number sentences and use friendly numbers to quickly and...
5 mins 1st - 3rd Math CCSS: Designed