Question

How do you evaluate `\frac { 4} { 5} + \frac { 3} { 10} + \frac { 3} { 5}`?

Answer 1

Find out the LCM and make the denominators same,
The LCM of them is 10, so
`(4xx2)/(5xx2) + 3/10 + (3xx2)/(5xx2)`
So,
`(8+3+6)/10`
Add them
`17/10`
Or,
`1.7`