Can you solve the maths puzzle by replace the question mark with the correct number?
Level
2
The answer is 8.
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1 solution
The sum on the numbers in all column are equal ⟹ T h e m i s s i n g d i g i t i s : 6 + 1 + 2 + 6 − 5 − 1 − 1 = ( 6 + 2 ) + ( 6 + 1 − 5 − 1 − 1 ) = 8