Three Digit Addition and Subtraction:
This product contains 28 task cards that require the students to subtract to find the missing number in an addition sentence, then add to check their answer.
* 28 task cards
* answer sheet
* a rubric for students to keep track of the cards completed
* a page with an example for students to refer to
Just print and cut the cards apart and put them in a center.The students will solve one problem at a time without feeling overwhelmed. This product also provides a page with an example of how to find the missing number . You can put that page on the students' table to support the students who struggle with the concept.
You can laminate the task cards for durability. They will look better if printed in color but they look O.K. if printed out in grey scale, too.
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