415+115=? (if it is possible to reduce still) 418+518=? (if it is possible to reduce still) #2 14+13 = (told type it is necessary to find still additional multipliers and then to make) and if it is possible to reduce! =) 38+12=? 13+17=? 13 + 17=? 45+310=? 8/15+45=?

286
415+115=5/15=1/3 418+518=9/18=1/2 14+13=3/12+4/12=7/12 38+12=3/8+4/8=7/8 13+17=7/21+3/21=10/21 45+310=8/10+3/10=11/10=1ts 1/10 8/15+45=8/15+12/15=20/15=4/3 = 1ts1/3
268
Answer add