How do you simplify #6/15 - 1/10#?

Question

2505 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-06-18T20:34:34

#3/10#

When adding or subtracting fractions there must be a common denominator. In this case it is 30.

#6/15 - 1/10#

#= (6xx2 - 1xx3)/30#

#= (12-3)/30#

#=9/30#

#=3/10#

Answer 2 · 2016-08-04T21:55:53

#3/10#

#color(brown)( (6/15xx1)-(1/10xx1)color(blue)(" "->" "(6/15xx2/2)-(1/10xx3/3))#

#color(white)(.)#

#=(6xx2)/(15xx2)-(1xx3)/(10xx3)#

#color(white)(.)#

#=12/30-3/30#

#color(white)(.)#

#=(12-3)/30#

#color(white)(.)#

#=9/30" " -=" "(9-:3)/(30-:3)" " =" " 3/10#