56×456 12+131
14+14 = 34 - 12 = 13 - 14 = 1- 811 =
58 + 78 = 16 + 56 = 2- 27 = 23 + 49 =
35 + 25 = 710 - 310 = 12 + 25 = 14 - 112 =
1- 49 = 15 + 16 = 13 + 34 = 23 - 38 =