Question

Please help me. -1/15 + (-3/5)

Answer 1

`-(2)/(3)`

Explanation:

-1/5 + (-3/5)

Least common multiple of 15 and 5 is 15. Convert
`-(1)/(15)` and
`(3)/(5)` to fraction with a denominator of 15.

`-(1)/(15)`
`-(9)/(15)`

Since
`-(1)/(15)` and
`(9)/(15)` have the same denominator, subtract them by subtracting the numerators.

`(-1-9)/(15)`

Subtract 9 from -1 to get -10

`(-10)/(15)`

Reduce the fraction
`(-10)/(15)` to lowest terms

`-(2)/(3)`

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