Question 349196
Addition in binary : 11,011₂+10,101₂=110'000₂
 
or : translate in base 10 : 
 
11,011₂=1+2+8+16=27
and 10,101₂=1+4+16=21
 
hence 27+21=48=32+16=2^5+2^4=110'000₂