1 and 9/20 = 1.45
9 9/20
9/20 is in its simplest form.
0.45
45%
9 over 1, 9/1.
0.45
(20/5)/(20/9) is the same as (20/5)X(9/20) This can be reduced to (1/5)X(9/1) 9/5.
9 over 1 is the same as 9 divided by 1, which is 9 or 9.0
.05 or 1/20
90/20=9/2. If you want to write it as a mixed number, you would have 4 1/2.
9 over 1
45 over 100 or simplified as 9 over 20