Thursday, February 23, 2012

Week 16



What is the number you started with?

1 comment:

  1. The key in this is to do the opposite and go from the bottom up. First you take 462 and multiply it by 3. You get 1386. Then you divide 1386 by 0.10 and you get 13860. You then take 13860 and divide it by 308. The answer you get is 45.

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