Relacionar Columnas Doubles +1Versión en línea Match the doubles +1 fact with the corresponding representation por Cheryl Teolis 1 4 + 5 = 2 8 + 9 = 3 7 + 8 = 4 6 + 7 = 5 9 + 10 = 6 3 + 4 7 2 + 3 = 8 5 + 6 = 9 1 + 2 =