Add, first finding the LCD. Simplify, if possible.
-$$\frac { 4 } { 5 } + \frac { 4 } { 9 } + \frac { 1 } { 4 }$$
A) $\frac { 1 } { 2 }$
B) $\frac { 269 } { 18 }$
C) $\frac { 1 } { 20 }$
D) $\frac { 269 } { 180 }$

Question

Quizplus · Accepted Answer

The LCD of 5, 9, and 4 is 180. Converting each fraction to have a denominator of 180 and then adding them gives $\frac{144}{180} + \frac{80}{180} + \frac{45}{180} = \frac{269}{180}$.

Add, First Finding the LCD 45+49+14\frac { 4 } { 5 } + \frac { 4 } { 9 } + \frac { 1 } { 4 }54​+94​+41​

Add, First Finding the LCD $\frac { 4 } { 5 } + \frac { 4 } { 9 } + \frac { 1 } { 4 }$