Stavroula89 Stavroula89
  • 01-04-2017
  • Mathematics
contestada

Scientists have calculated that the Earth is 454 000 000 000 years old. How many billion years is this?

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kaa0105
kaa0105 kaa0105
  • 01-04-2017
454 billion years

1 bill = 1000000000
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lisee7 lisee7
  • 01-04-2017
Divide the answer by a billion one with 9 zeros
So Answer is 454.
Answer Link

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