the “replacement” method
We are in the process of learning a few strategies with addition and subtraction up to 4 digits. Of course we have learned the good ol’ regrouping and slash and dash method. But, that is not the only way to solve math problems. Today, the kids learned a fun “short cut” to help them when they have to subtract across zeros. Here is an example! They were so excited today! Next week, we will be learning some fun STRATEGIES that I learned from Ms. Math! I can’t wait to teach the kids! There is always more than one way to solve a math problem!
Click on the link to watch an example!