Students understand the concept of addition by adding numbers, with sums up to twenty. Printable PDF packet with answers. Coordinated Smart Notebook interactive available.
[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.