RE: Maths Brain Teasers 105 :: Can You - Find the Right Number To Replace Question Mark?

Th answer would be 2. The absolute difference between bottom 3 and top 3 is 1.
9+9+2-9+6+4=1
7+4+5-8+7+2=1
So, 8+5+3=16, 7+6=13, 16-13-1=X
And Answer is 2.

H2
H3
H4
3 columns
2 columns
1 column
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