20 is a whole number and .8 is 8 out of ten since it is in the tenths place so a fraction can be 20 8/10 or simplified in this form is 20 4/5 if if you want to make it a complete fraction without a whole number you can multiply the bottom number of the fraction by the whole number then add the top number to it This number will go over the bottom original number 20 8/10
20×10=200 +8= 208/10 This can also be a fraction n you can also simplify this 104/5
The fractions can be
20 8/10
20 4/5
208/10
104/5