2nd Grade Subtraction
Subtract by Using a Hundreds Chart
This video demonstrates two-digit subtraction using a hundreds chart. The core lesson involves keeping one number whole and decomposing a second. It also talks about the difference between addition and subtraction. In subtraction the order of the digit does matter.
Subtract Within 20 Using 10 Frames
Students will understand how to subtract numbers within 20 by using a tens frame and how this helps them compute numbers quickly and accurately. This activity will also help students group numbers to help them subtract.
Basic Operations Games
Learn basic addition and subtraction