Subtraction of numbers up to 20.
Instructions Provide concrete materials for the child.
Buttons, or checker pieces would work well. Allow the child to use these concrete materials to visualize the process of subtraction. Answers to the mathematics activities will be provided in the following day's learning activities. Activities 1 Count the objects, and circle the problem with the correct number equation. Then have the child separate a sub-category from the original group and write the corresponding mathematical sentence.