17 4 -- -- ----- 20 5

Question

0

838

1

17/20-4/5

Guest May 28, 2015

+23245

+5

Best Answer

The common denominator is 20.

17/20 - 4/5 ===> 17/20 - (4·4)/(5·4) ===> 17/20 - 16/20 ===> (17 - 16)/20 ===> 1/20

geno3141 May 29, 2015

geno3141 · Answer 1 · 2015-05-29T02:30:37

The common denominator is 20.

17/20 - 4/5 ===> 17/20 - (4·4)/(5·4) ===> 17/20 - 16/20 ===> (17 - 16)/20 ===> 1/20