Early math review
Master adding and subtracting up to 1000 by exploring number patterns, strategies, and problem-solving skills to boost confidence and accuracy in early math.
200+ videos and assessments
Standards aligned
Vetted by experts
VIDEOS
VIDEOS

Breaking apart 3-digit addition problems
Khan Academy
•1th - 5th Grade
•10 Qs

Solving 3-digit addition in your head
Khan Academy
•1th - 5th Grade
•10 Qs

Addition using groups of 10 and 100
Khan Academy
•4th - 8th Grade
•10 Qs

Adding and subtracting on number line
Khan Academy
•3th - 5th Grade
•10 Qs