https://decimal-to-binary.com/allsystem.html?id=11311

Split 100101(2) on 1110(2) = 10.101001001 Column

Enter two numbers and specify their base of the number system:
-1001011110
111010.101001001
-10010
1110
-10000
1110
-10000
1110
-10000
1110
100
answer: 1001012 ÷ 11102 = 10.1010010012