mohamedsonic1234 mohamedsonic1234
  • 16-06-2020
  • Mathematics
contestada

Work out an estimate for 31 times 9.87 over 0.509

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  • 16-06-2020

Answer:

620

Step-by-step explanation:

9.87 is about 10 and 0.509 is about 0.5

(31 * 10) / 0.5 = about 620

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