Math
Early math review videos
Explore early math fundamentals, including counting, basic addition and subtraction, shapes, and measurement to build a strong foundation for future math success.
200+ videos and assessments
Standards aligned
Vetted by experts
Addition and subtraction within 100
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Skip-counting
Adding 1s and 10s
Subtracting 1s and 10s
Intro to addition with 2-digit numbers
Intro to subtraction with 2-digit numbers
Strategies for adding and subtracting within 100
Addition within 100
Subtraction within 100
Word problems within 100
Word problems with "more" and "fewer" (within 100)
Addition and subtraction missing value problems
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