Math Fact Cafe: Sums of Five
By practicing adding numbers with sums of five, students can become more comfortable with their addition skills. Each answer is five, problems include: 5+0, 4+1, and 2+3. There is some repetition of the facts in this problem set.
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Write Even Numbers as the Sum of Two Equal Addends
Teach young mathematicians that all even numbers can be written as the sum of two equal addends with the third video in this series. This fact is clearly demonstrated with multiple examples, using number lines and visual models to...
5 mins K - 2nd Math CCSS: Designed