tonton2 tonton2
  • 04-12-2016
  • Mathematics
contestada

Write an expression that can be used to multiply 6x198 mentally

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Аноним Аноним
  • 04-12-2016
 Do a mental sum for 6 x 200 (1200) then subtract 6x 2 (12) to give you 1188.
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RubyX RubyX
  • 04-12-2016
(6x100)+(6x90)+(6x8)

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