p Sum bt and
Sn Logie aymbol
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S=¤ B
addus
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kan
w
hosnost.
bit
oue bit cooTevies
Sun
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addi
ll AAdes
brte
ckt that adds too dta
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hall adde dos not au the caany
adder A
tudo ao ut hi casybt
foom s pevious atag
faom ts previous st ag ú caled ciny
Cin
B Cin ok
Cout S
A
S
AB+ ABC
Coud ABC +ABC+ ABC+ÁBC