Discussion Forum
Que.  The number of full and halfadders required to add 16bit numbers is 
a.  8 halfadders, 8 fulladders 
b.  1 halfadder, 15 fulladders 
c.  16 halfadders, 0 fulladders 
d.  4 halfadders, 12 fulladders 
Answer:1 halfadder, 15 fulladders 
Praveen :(August 18, 2019)
Can you explain how

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Kaveri :(August 19, 2019)
How?

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kiran :(January 07, 2020)
Answer is B.
For LSB addition we do not need a full adder. For addition of subsequent bits we need full adders since carry from previous addition has to be fed into the addition operation. 
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