6 x 100 = 60010 x 600 = 60008 + 6000 = 60086008 x 25 = 150200150200 / 50 = 3004
25 x 8 = 2006 + 200 = 206206 x 50 = 1030010 + 100 = 11010300 - 110 = 10190
10 - 8 = 2100 + 6 = 106106 - 2 = 10450 / 25 = 2104 - 2 = 102