ajburgin03 ajburgin03
  • 18-04-2022
  • Mathematics
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how do i multiply 30 by -20

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linandrew41
linandrew41 linandrew41
  • 18-04-2022

Multiplication of a positive number and negative number

   ⇒ is like any other multiplication

      30 * -20 = 30 * ((-1) * 20) = 30 * -1 * 20 = (-1) * 600 = -600

Hope that helped!

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