Add and subtract within 1,000: printable worksheets
Add and subtract within 1,000 with the standard algorithm, with exact control of regrouping.
Sample worksheet
The first 6 problems of a real worksheet, made the way the builder makes it. Open it in the builder to change the number of problems, the difficulty and the layout, then print.
1.
278
+577
2.
983
−667
3.
373
+155
4.
522
−234
5.
687
+176
6.
929
−578
Show answers
1.
278
+577
855
2.
983
−667
316
3.
373
+155
528
4.
522
−234
288
5.
687
+176
863
6.
929
−578
351
What students practise
I can add and subtract larger numbers with the standard algorithm.
Students add and subtract multi-digit numbers with the standard algorithm, regrouping across places, including across zeros.
Key words
- algorithm
- a step-by-step method
- regroup
- trade between neighbouring places
Common mistakes
- Cannot regroup across a zero.
- Lines up numbers on the left instead of by place value.
Standards
Common Core State Standards this worksheet practises.
- 3.NBT.A.2: Fluently add and subtract within 1000 using strategies and algorithms. (unverified)
Related topics
- Before this: Add and subtract within 1,000 (Grade 2)
- Next: Add and subtract multi-digit numbers (Grade 4)