Subtracting 1s, 10s, and 100s
cc-2nd-add-subtract-1000--cc-2nd-sub-ones-tens-hundreds--subtracting-3-digits
Add and subtract within 1,000
Strategies for subtracting within 1,000
Sal subtracts 3-digit numbers by subtracting ones, tens, and hundreds.
Sal subtracts 3-digit numbers by subtracting ones, tens, and hundreds.