How do you multiply #2/7 \cdot -3.5#?

Question

2835 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2014-10-01T05:34:10

It is very easy to multiply two numbers;

# (2/7) # x (-3.5)

-3.5 can be written as #(-3.5/1)#

I can also write as

# (2/7) # x #(-3.5/1)#

Multiplying the numerators and denominators , we get;

( 2 x -3.5 / 7 x 1 )

#(-7/7) # = -1