SOLUTION: what is 4/15-7/15=

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: what is 4/15-7/15=      Log On


   

Question 898482: what is 4/15-7/15=
Answer by srinivas.g(540) About Me  (Show Source):
You can put this solution on YOUR website!
Solved by pluggable solver: EXPLAIN simplification of an expression
Your Result:


YOUR ANSWER


  • Graphical form: %284%2F15%29-%287%2F15%29 simplifies to -1%2F5
  • Text form: (4/15)-(7/15) simplifies to -1/5
  • Cartoon (animation) form: simplify_cartoon%28+%284%2F15%29-%287%2F15%29+%29
    For tutors: simplify_cartoon( (4/15)-(7/15) )
  • If you have a website, here's a link to this solution.

DETAILED EXPLANATION

Look at highlight_red%28+%284%2F15%29+%29-%287%2F15%29.
Remove unneeded parentheses around terms highlight_red%28+4%2F15+%29
It becomes highlight_green%28+4%2F15+%29-%287%2F15%29.
Look at 4%2F15-highlight_red%28+%287%2F15%29+%29.
Remove unneeded parentheses around terms highlight_red%28+-7%2F15+%29
It becomes 4%2F15-highlight_green%28+7%2F15+%29.
Look at highlight_red%28+4%2F15+%29-highlight_red%28+7%2F15+%29.
Added fractions or integers together
It becomes -highlight_green%28+3%2F15+%29.
Look at -highlight_red%28+3+%29%2Fhighlight_red%28+15+%29.
Factors 3 and 15 have greatest common factor (GCF) of 3. Reducing fraction.
It becomes -highlight_green%28+1+%29%2Fhighlight_green%28+5+%29.
Result: -1%2F5

Universal Simplifier and Solver


Done!