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Question
Add:
`5 1/5+2 1/7`
Sum
Solution
`5 1/5+2 1/7`
= `(5 + 2) (1/5 + 1/7)`
= `7((1 xx 7)/(5 xx 7) + (1 xx 5)/(7 xx 5))`
= `7(7/35 + 5/35)`
= `7(12/35)`
= `7 12/35`
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`7 3/4 + 6 1/2` = ___________
Add the fractions `3/8` and `6 3/4`.
What is wrong in the following additions?
`8 1/2 = 8 2/4`
+ `4 1/4 = 4 1/4`
= `12 3/8`
Write these fractions appropriately as additions or subtractions:
______ 
= 
Solve:
`2/5 + 1/6`
If 5 is added to both the numerator and the denominator of the fraction `5/9`, will the value of the fraction be changed? If so, will the value increase or decrease?
