Click here to learn about the process of regrouping. Read the material to yourself all the way to the end, then read it again out loud to yourself, or someone else if possible.
Let's look at this presentation together for more review and a new strategy/way of thinking about regrouping...
Try some subtracting using this regrouping calculator.
Insert the numbers you want to try subtracting in the calculator
Study the answer
Walk yourself through the steps below the answer by scrolling through to the bottom of the page
Try some adding using this regrouping calculator.
Insert the numbers you want to try subtracting in the calculator
Study the answer
Walk yourself through the steps below the answer by scrolling through to the bottom of the page