Help your students visualize adding 10, adding 1, subtracting 10 and subtracting 1 using this packet. It has base 10 blocks for students to look at to help visualize this concept. When subtracting, they simply cross out the 10 or 1 block.
This packet contains:
12 practice sheets for adding 10 and adding 1
12 practice sheets for subtracting 10 and subtracting 1