Question

the Binary representation of decimal number 50.25 is

Answer 1

You enter the number: 50.2510 in Decimal number system and want to translate it into Binary. 

Converting 50.2510 in Binary system here so:

Whole part of a number is obtained by dividing on the basis new 
502-502520-241221-12620-6320-211
Happened:5010 = 1100102 

The fractional part of number is found by multiplying on the basis new 
0.25.205210
Happened:0.2510 = 0.012 

Add up together whole and fractional part here so:

1100102 + 0.012 = 110010.012 

Result of converting:
50.2510 = 110010.012

Answer 2

Divide 50 by 2 leaving the remainder on the side and quotient in the division. You should get only 0s and 1s in this method, or you are wrong. Write the digits from bottom to top. This is only for whole numbers. For decimal, multiply the decimal part only with 2 for 4 times. Again there would be only 0s and 1s in the whole number part of the RHS. Count it from to to bottom. Hence the answer would be for this question will be 110010.0100