“Doggie Dominoes” is a fun way for students to understand and practice the relationship between addition and subtraction. The task cards work great in your math center, as do the worksheets. I’ve used the worksheets in the math center, too, as well as for early finishers, homework, small group work, or sub tubs. Using manipulatives always increases understanding and engages learners. I’ve used the worksheets individually, and as a packet, using the enclosed cover sheet. **PLEASE SEE PREVIEW FO