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#9 BAD MATHS

Find out why the relations below are true.

   0+7 -> 0     6+2 -> 8
   2+4 -> 8     9+1 -> 9
   4+5 -> 9     7+3 -> 3
   5+6 -> 6     5+1 -> 9

According to that 8-1 is ... ?

Solution

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#9 BAD MATHS

Find out why the relations below are true. 0+7 -> 0 6+2 -> 8 2+4 -> 8 9+1 -> 9 4+5 -> 9 7+3 -> 3 5+6 -> 6 5+1 -> 9 According to that 8-1 is ... ?

Solution

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Find out why the relations below are true.

0+7 -> 0 6+2 -> 8 2+4 -> 8 9+1 -> 9 4+5 -> 9 7+3 -> 3 5+6 -> 6 5+1 -> 9
According to that 8-1 is ... ?