1) 0,15 = 15/100 = 3/202) 1,(4) = 1 + 0.4 + 0.04 + 0.004 + ... = 1 + 4/9 = 13/93) 5,3(5) = 5 + 3.555... = 5 + 3 + 5/9 = 8 + 5/9 = 73/9.
1) 0,15 = 15/100 = 3/20
2) 1,(4) = 1 + 0.4 + 0.04 + 0.004 + ... = 1 + 4/9 = 13/9
3) 5,3(5) = 5 + 3.555... = 5 + 3 + 5/9 = 8 + 5/9 = 73/9.