Subtracting larger numbers in your head is not always easy, so you can use the column method to take one number away from another. You write the larger number above the smaller number, so that the ...

Adding larger numbers in your head is not always easy. If you need to use pen and paper, then the column method is a good way to add. It involves writing one number beneath the other, so that the ...

By incorporating this quick physical game into a math lesson, teachers help students focus on the task at hand.