Adding Numbers Within 100 With Regrouping Page 1 of 3
|Let's just dive right in and do one!
Just like before, stack and line things up:
First, add the ones:
This is called "regrouping" since we had to put the tens guy in the next stripe over with all the other tens guys! Way back when I learned this stuff, it was called "carrying." Of course, we didn't have cell phones or DVD players back then either!
Now, add the tens...