What Kids Learn in Math Class that You Never Learned: Elementary Mental Addition and Subtraction Strategies: Part 1
What Kids Learn in Math Class that You Never Learned: Elementary
0% Completed

How do some people add and subtract in their heads so quickly, while others have to go step-by-step through the algorithm or pull out a calculator? Find out some strategies students are taught to add and subtract mentally in Part 1 of this lesson.

Exercise Files
MentalMath1 (pdf)
85.31 KB
Secret Link