# Chapter 1 - Review Exercises: 15

$\dfrac{23}{7}$

#### Work Step by Step

To convert a mixed number to an improper fraction, perform the following steps: (1) Multiply the numerator to the whole number part. $7(3) = 21$ (2) Add the numerator to the result in (1). $21+2 = 23$ (3) Write the result in (2) as numerator and write the denominator (the denominator is the same as that of the mixed number) $\dfrac{23}{7}$ Thus, the given mixed number is equivalent to $\dfrac{23}{7}$.

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