Fill in the Blanks SumasOnline version Saber cuanto dan las siguientes sumas. by Alejandra Roque 1 12 24 7 21 17 4 25 9 7 10 17 8 + 9 = 10 + 15 = 9 + 12 = 3 + 4 = 4 + 8 = 7 + 10 = 15 + 9 = 5 + 5 = 3 + 4 = 6 + 3 = 20 + 20 =