About this worksheet
Set Regrouping to "Every problem" for a harder sheet, "None" for a place-value warm-up. Thirty and fifty problems per page are available in smaller type.
Standards
- Common Core 4.NBT.B.4 — fluently add and subtract multi-digit whole numbers using the standard algorithm
- Common Core 3.NBT.A.2
Questions
Does it include borrowing across zeros?
Yes, whenever the random numbers produce a zero in a column that must lend. It is not forced on every problem.