Question

What's the GCF of 192 and -16?

Answer 1

my mistake

Answer 2

can u factor both?

Answer 3

not the really big number!

Answer 4

192 can be written as 2*2*2*2*2*2*3
right?

Answer 5

i guess. yes?

Answer 6

and -16 can be written as -1*2*2*2*2
right?

Answer 7

yes

Answer 8

from those two,which factors do u see common?

Answer 9

2

Answer 10

only 1 '2' ?
or many '2's?

Answer 11

4 twos lol

Answer 12

right :) so your greatest common factor(GCF) are those 4 '2's
that is 2*2*2*2=16.....

Answer 13

ohh wow. now i feel dumb. thanks

Answer 14

no u r not,it was a good question :)
welcome.

Answer 15

sure lol