Subtracting 3-digit numbers (no regrouping)
cc-early-math-add-sub-1000--cc-early-math-sub-ones-tens-hundreds--subtracting-three-digit-numbers-without-regrouping
Addition and subtraction within 1000
Subtracting 1s, 10s, and 100s
Sal shows how to subtract 357-251 with place value.