Sorban Sheets
Problem type:
Addition
Subtraction
Addition/Subtraction
Minimum number of digits:
1
2
3
4
5
6
7
8
9
Maximum number of digits:
1
2
3
4
5
6
7
8
9
Number of numbers per problem:
2
3
4
5
10
15
20
30
Answers on same page:
yes
no
Number of pages: