Final answer:
The number 14.5 as an improper fraction is written as 145/10. By multiplying the numerator and denominator by 10, we remove the decimal point to represent the number as a fraction.
Step-by-step explanation:
The student has asked what is 14.5 as an improper fraction. Turning a decimal to an improper fraction involves writing the decimal as a fraction with 1 as the denominator, and then multiplying both numerator and denominator by an appropriate power of 10 to eliminate the decimal point.
In the case of 14.5, it would be written as 14.5/1. Since there is one digit after the decimal, we multiply the numerator and the denominator by 10 to eliminate the decimal point:
14.5/1 × 10/10 = 145/10
Therefore, the improper fraction representation of 14.5 is 145/10.