Question

а)(1 - 34) * (45-34) =
б)14 * (12+13+14) =
в)13 * 67-17 * 34 =

Answer 1

а)
(4/4-3/4)*(16/20-15/20)=1/4*1/20=1/80
б)14*(6/12+4/12+3/12)=14/1*13/12=182/12=15цел 2/12 или 15цел 1/6
в)2/7-3/28=56/196-21/196=35/196=5/28

Answer 2

нз