SOLUTION: 4/5+1/6 4+1=5 5+6=11 Teacher said 5/11 was wrong?!?!

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: 4/5+1/6 4+1=5 5+6=11 Teacher said 5/11 was wrong?!?!      Log On


   

Question 772835: 4/5+1/6
4+1=5
5+6=11
Teacher said
5/11 was wrong?!?!
Found 2 solutions by Alan3354, tommyt3rd:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
4/5+1/6
4+1=5
5+6=11
Teacher said
5/11 was wrong?!?!
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That's because it's wrong.
4/5 = 24/30
1/6 = 5/30
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24/30 + 5/30 = 29/30
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The denominators have to be the same to combine.

Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
we can add fractions when they have the same denominators.
4/5=(4/5)(6/6)=24/30
1/6=(1/6)(5/5)=5/30
so that 4/5 + 1/6 = 24/30 + 5/30 = 29/30