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The way to write four 7's with
simple arithmetical signs in order to produce 100 is shown above. The
fraction, 7 over decimal 7, equals 7 divided by 7/10, which in turn is
the same as 70 divided by 7, or 10. Then 10 multiplied by 10 is 100.
Such an equation's scheme can be applied to any number. |
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