[created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
[created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
[created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
[created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
[created with abctools] Count the number of shapes in each group, take the second group away from the first, and count how many shapes remain. Black and white graphics.
Students understand the concept of addition by adding numbers, with sums up to twenty. Printable PDF packet with answers. Coordinated Smart Notebook interactive available.