fraction help

[cheeeleaderhammy]

i have this math question to solve but i dont know how can someone please explain the steps


(-1/4)(20)+(1/5)(-30)-(1/6)(42)

 

[HallsofIvy]

i have this math question to solve but i dont know how can someone please explain the steps


(-1/4)(20)+(1/5)(-30)-(1/6)(42)

What is $\displaystyle -\frac{20}{4}$? What is $\displaystyle -\frac{30}{5}$? What is $\displaystyle -\frac{42}{6}$?

Now add those.