Subtraction within 100: printable worksheets
Subtract within 100 with the standard algorithm, with or without 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.
93
−89
2.
50
−48
3.
50
−11
4.
82
−57
5.
27
−18
6.
65
−39
Show answers
1.
93
−89
4
2.
50
−48
2
3.
50
−11
39
4.
82
−57
25
5.
27
−18
9
6.
65
−39
26
What students practise
I can add and subtract two-digit numbers.
Students add and subtract within 100 with the standard algorithm, regrouping when needed, and check with the inverse operation.
Key words
- regroup
- trade ten ones for one ten, or one ten for ten ones
- difference
- the answer to a subtraction problem
Common mistakes
- Subtracts the smaller digit from the larger in each column.
- Forgets to add the regrouped ten.
Standards
Common Core State Standards this worksheet practises.
- 2.NBT.B.5: Fluently add and subtract within 100 using place value and the properties of operations. (unverified)
- 2.OA.B.2: Fluently add and subtract within 20 using mental strategies. (unverified)
- 2.NBT.B.8: Mentally add 10 or 100 to a given number 100-900, and subtract 10 or 100 from it. (unverified)
Related topics
- Before this: Addition within 20 (Grade 1)
- Next: Add and subtract within 1,000 (Grade 2)