No doubt you're already really good at adding and subtracting numbers, but did you know there are different ways to add and subtract? Join us here for a lesson on 3 different strategies for adding and subtracting multi-digit numbers. Depending on the problem, you might find  it easier to break up the place values, or to adjust the numbers, and with these new tools under your belt, you'll be well on your way to working through and solving all kinds of math problems!