Convert 5 3/7 into an improper fraction.

To convert a mixed number into an improper fraction, you multiply the whole number by the denominator of the fraction and add the numerator. This sum becomes the new numerator, and the denominator remains the same.

In this case, we have 5 as the whole number, and 3/7 as the fraction. To convert, we multiply 5 by 7 (the denominator) and add 3.

5 * 7 + 3 = 35 + 3 = 38

Therefore, 5 3/7 as an improper fraction is 38/7.