Practice with Two-Digit Numbers
In this place value instructional activity, students solve 4 problems in which a two digit number is written two ways. Students first show the place value, then regroup and write each number another way.
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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
Write Fractions with a Numerator Other than One
Building on the previous lesson, the third video in this series looks at how to identify and write fractions with numerators greater than one. The instructor explains this process with two separate examples, representing fractions as...
3 mins 2nd - 4th Math CCSS: Designed