Question

Subtract
-1/35- (-9/40)

Answer 1

what is the problem

Answer 2

o.k, so first look at ur negative

Answer 3

well subtracting a negative is same as adding, 2 neg make a pos
find LCM of 35 and 40
35 = 7*5
40=8*5
LCm = 5*8*7 = 280
35*8 = 280
40*7 = 280

-8/280 + 63/280
=55/280
=11/56

Answer 4

yeah....what the cow said.....mooooooo

Answer 5

11/56

Answer 6

alright thank you

Answer 7

do you understand it?

Answer 8

I kind of do

Answer 9

thats good, now practice, practice, practice

Answer 10

yeah I will

Answer 11

good, one medal for you!!!!!

Answer 12

monkey out......

Answer 13

oh thanks for the metal

Answer 14

I just dont understand where the -8 came from in the above equation

Answer 15

ok, so the only way you will have to form the same LCD is by mult. (8/8), its just one, but it allows you to share a common denominator so that you can add/subtract the two fractions.

Answer 16

oh okay I did that with the -1/35 and got 8 over 280

Answer 17

yeah, so u will get -8/280

Answer 18

oh okay I understand it now thanks a lot man