Question

What is 1.3 repeating as a fraction?

Answer 1

1.3 as a fraction is 13/10

Answer 2

1.3 repeating = 1.333...
1.333... = 1 + 0.333...
0.333... = x / * 10
3.333... = 10 x
3 + 0.333... = 10 x
3 + x = 10 x
3 = 9 x
x = 3/9
x = 1/3
Finally:
1.3 repeating = 1 1/3 = 4/3