Add, first finding the LCD. Simplify, if possible.
-$\frac{1}{4}+\frac{4}{7}+\frac{4}{5}$
A) $\frac{227}{16}$
B) $\frac{227}{140}$
C) $\frac{9}{140}$
D) $\frac{9}{16}$

Question

Quizplus · Accepted Answer

The LCD of 4, 7, and 5 is 140. Converting each fraction to have a denominator of 140, we get $\frac{35}{140} + \frac{80}{140} + \frac{112}{140}$. Adding these gives $\frac{227}{140}$.

Add, First Finding the LCD 14+47+45\frac{1}{4}+\frac{4}{7}+\frac{4}{5}41​+74​+54​ A) 22716\frac{227}{16}16227​ B) 227140\frac{227}{140}140227​ C) 9140\frac{9}{140}1409​ D) 916\frac{9}{16}169​

Add, First Finding the LCD $\frac{1}{4}+\frac{4}{7}+\frac{4}{5}$ A) $\frac{227}{16}$ B) $\frac{227}{140}$ C) $\frac{9}{140}$ D) $\frac{9}{16}$