lolll72 lolll72
  • 22-11-2019
  • Mathematics
contestada

Answer and explain please

Answer and explain please class=

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earthgirlgoddess
earthgirlgoddess earthgirlgoddess
  • 25-11-2019

Answer:

You only need to add more tick marks and you also can multiply by three. 20 times 3 is 60 and 170 times 3 is 360.

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