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If 23 + 1 = 4; 46 + 5 = 5; 87 + 3 = 12; 72 + 3 = 6 then 86 + 7 = ?

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If 23 + 1 = 4; 46 + 5 = 5; 87 + 3 = 12; 72 + 3 = 6 then 86 + 7 = ?
posted Aug 15, 2020 by Aman

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2 Answers

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answer =7
add first two digits and from the result deduct the third number ie14-7=7

answer Aug 17, 2020 by Gangadharan Kv
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2+3=5 -1 =4,....so on
8+6=14-7=7.

answer Aug 18, 2020 by anonymous
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