Make 2-digit subtraction practice more engaging with this Back to School self-checking digital pixel art activity for 2nd grade math!Students solve 2-digit subtraction problems without regrouping, type their answers into the yellow answer cells, and receive instant feedback. Correct answers reveal parts of a mystery pixel art picture.This resource is perfect for math centers, independent practice, early finishers, homework, review, and sub plans.What’s included:• Teacher Instructions• Student In