Subtraction Strategies

The links below will go through the different strategies that we have worked on in class during our Subtraction with regrouping unit.  We are trying to help the kids to understand the why behind the marking out of the ten and the adding of the one in front of the ones place.  I hope this will be helpful as you review with your child at home.

Number Line

Base Ten Blocks

Hundreds Board

Expanded Form

Standard Algorithm