This game will build fluency in subtraction within 20. Aligned with the math common core state standard CCSS.MATH.CONTENT.2.OA.B.2. This can be played in pairs or in small groups. The students work collaboratively to determine which of their cards has the highest value while trying to win the game.
116 cards (to be copied with logo on back)
Directions to the students
Directions to the teachers including a sheet for printing the cards
Extra blanks to customize
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