Seudónimo Seudónimo
  • 10-11-2016
  • Mathematics
contestada

what patterns do you see in 9s

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Аноним Аноним
  • 10-11-2016
The first and last number usually (apart from 99 and a few others) add up to nine.

eg: 9X9=81

8+1=9

9X6=54

5+4=9

9X13=117

1+1+7=9

get the idea :)

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crystal57
crystal57 crystal57
  • 10-11-2016
3 6 9 this is the correct answer trust me it's a pattern
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