Four activities (using the same card sets) to develop fluency and practice two-digit addition strategies . These are classroom tested center activities to help solidify math standard 2.NBT.B.5.
Jersey are designed to mimic NFL jerseys of some popular players: Jason Witten, Khalil Mack, Antonio Brown and Von Miller. Problem set cards have a football theme.
CARD SORT VARIATIONS:
1. Regrouping Required/ No Regrouping Required Card Sort
2. Estimation/Mental Math Card Sort
3. Match the Sum to the Jersey Card Sort
4. Find the Missing Number Activity
• 2 Card Sort Organizers: Regrouping and Estimation
• 4 Solution Jerseys
• 24 football themed two-digit addition expression cards
(Includes 12 with regrouping, 12 without regrouping)
• Differentiation: 8 football themed two-digit addition expression cards with one missing digit
• 3 Recording Sheets
• Answer Keys