Question

решите: 3/25-0,12= , 1/7-0,1= , 0,6-7/20= , 1/10-1/11=... решите плииз!!

Answer 1

1) 3/25 = 3*4/25*4 = 12/100=0.12,   => 0.12-0.12=0
2) 1*10/7*10-1*7/10*7 = (10-7)/70 = 3/70
3) 0.6 = 6/10 = 12/20 => (12-7)/20=5/20 = 25/100 = 0,25
4) 1/10-1/11 = (11-10)/110 = 1/110