victordixon764 victordixon764
  • 14-09-2021
  • Mathematics
contestada

Thao says she can find the answer to 8*90 by halving the 8 and doubling the 90 again and again until she gets down to 1*720 is she correct

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alyssajfox29
alyssajfox29 alyssajfox29
  • 14-09-2021

Answer:

yes

Step-by-step explanation:

8 × 90 = 720

4 × 180 (half of 8, double of 90) = 720

2 × 360 (half of 4, double of 180) = 720

1 × 720 = 720

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