Question

Conversion normal number to binary number

Answer 1

first perform the normal number lcm by 2 as rank of binary number is 2...again if any remainder comes mark it as 1.if not as 0
perform this upto the ending qoutient is 0 ar 1
then write binary number by last to first by reverse chronological order

Answer 2

divide the number by 2 and then write the remainders
write the binary digits in the reverse order
for example
21.
21/2=10
r=1
10/2=5
r=0
5/2=2
r=1
so now the binary coding will be
101