Add 10 with a 100 square
Add 10 to 2-digit numbers, with the help of a 100 square.
5 pages
Add 10 with a 100 square
Add 10 to 2-digit numbers, with the help of a 100 square.
Add 10 to 2-digit numbers, with the help of a 100 square.
Add 10 to 2-digit numbers, with the help of a 100 square.