Mental Math Mystery Picture Reveal: "Add Up" Addition Strategy

Mental Math Mystery Picture Reveal: "Add Up" Addition Strategy This teaching resource focuses on helping upper elementary and middle school students further develop their addition skills through an engaging mystery picture activity. Students will use the "add up" mental math strategy to reveal a hidden picture while solving a series of addition problems. This multi-purpose resource can be used to introduce and reinforce the "add up" method, build fluency through continued practice, or serve as an exciting formative assessment. Implementation options include whole class, small group, partner, or independent work. Detailed instructions provide guidance for both distance learning and in-person classroom settings. This Common Core-aligned activity supports personalized math instruction for grades 4-7.