The Flexibility Formula

The Flexibility Formula

In last week’s video, I shared how flexibility is the missing piece to building students’ math fluency. Well, a big question was how do we actually build that flexibility for students? I’m Christina Tondevold, The Recovering Traditionalist, and today...
Why Subtraction With Borrowing is Bad

Why Subtraction With Borrowing is Bad

Inside the Build Math Minds Facebook group, we had a post last month asking for a way to teach subtraction with borrowing to a 2nd grader. I’m Christina Tondevold, The Recovering Traditionalist, and today we are going to take a look at Why Subtraction With Borrowing...