Please watch my previous free math tutoring videos on Mental Math before watching this video. Understanding mental math within twenty is foundational to understanding all mental math.
Tag Archives: subtraction
Subtracting Within 100 – Part One – Free Math Tutoring Video
Please watch my previous free math tutoring videos on Mental Math before watching this video. Understanding mental math within twenty is foundational to understanding all mental math.
Math War Game – Part Two – Free Math Tutoring Video
This free math tutoring video introduces two more game suggestions for practicing mental addition or subtraction. This is the more advanced version so be sure to do the games in the previous video for a while before starting these games.
If you haven’t seen them, check out my other videos in Mental Math. They explain how to teach this method of addition and subtraction using manipulatives, such as Cuisenaire Rods or an abacus.
The idea for this game came from the Singapore (Primary Mathematics) math curriculum. It’s a great choice if you’re looking for one that will develop number sense and mental math skills!