SOLUTION: add -7/11+4/13=
Algebra.Com
Question 327533: add -7/11+4/13=
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
add
-7/11+4/13
----
lcd = (11*13)
---
Rewrite each fraction with
the lcd as its denominator:
---
=[-7*13/lcd + [4*11/lcd]
------
= [-91+44]/lcd
---
= -47/143
==============
Cheers,
Stan H.
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