Question

The sum of two rational number is 3/5. If one of them is 1/10, find the other number.

Answer 1

Answer:

$\frac{1}{10} + x = \frac{3}{5} \\ x = \frac{3}{5} - \frac{1}{10} \\ x = \frac{6 - 1}{10} \\ x = \frac{5}{10} \\ x = \frac{1}{2}$

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