This is a schoolthemed center to find the missing addend. It is an easy to use activity that is color coded for easy organization. There are 8 sets of cards that have a matching recording sheets. Students can easliy find the recording sheet to go with their set of cards.
It meets the first grade common core standard 1.0A.8.
There are different levels of difficulty. It is a great center for students to use independently or with a partner.
In addition to the center, you will receiver 3 worksheets for additional practice or homework.