Thursday, February 11, 2016

5 - 4 = 23 8 - 1 = 63. 6 -16 = 32 9 - 9 = 78 3 - 9 = 6 3 - 81 = ?

For all the Math Pundits

Crack this one

5 - 4 = 23
8 - 1 = 63.
6 -16 = 32
9 - 9 = 78
3 - 9 = 6
3 - 81 = ?
Explain the logic.
Challenge for all masterminds!!

Answer is in Comment box

उत्तर कॉमेंट बॉक्स में है

1 comment:

  1. Answer: 3-81 = 0

    Logic: a×a-b ka underroot

    As 5×5-4ka underroot
    25-2=23

    8×8-1ka underroot
    64-1=63
    .
    .
    So

    3x3-81ka underroot

    9-9=0

    ReplyDelete