andrewmcghee99
andrewmcghee99 andrewmcghee99
  • 23-06-2017
  • Mathematics
contestada

Estimate the difference between 156 and 31 by first rounding each number to the nearest ten.

190
180
120
130

Respuesta :

xxxcaballero18
xxxcaballero18 xxxcaballero18
  • 23-06-2017
pretty sure 120 is the answer hope this helps
Answer Link
makydenmark makydenmark
  • 23-06-2017
130 is the correct answer 156 rounds to 160 and 31 rounds to 30 so 160-30=130
Answer Link

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