4 Answers
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(100/2) + 2 = 52
( 52/2 ) + 2 = 28
(28 / 2) +2 = 16
(16 / 2) + 2 = 10
(10/2 ) + 2 = 7 >>>> answer
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Seven
52 = (100 + 4)/2
28 = (52 + 4)/2
16 = (28 + 4)/2
10 = (16 + 4)/2
7 =(10+4)/2
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7
100/2+2=52
52/2+2=28
28/2+2=16
16/2+2=10
10/2+2=7
Interesting the +4 approach noted above.
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206. hmm it seems i worked from the other side.
the answer would be 7 then.