Addition & subtraction of Mixed
Fraction:
27 1/2+15 3/4-12 2/5+18 4/5=?
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Answer:
So, (27+15–12+18)(1/2+3/4–2/5+4/5)=The required answer.
solving the fractional part:
taking LCM of the 4 numbers,
(10+15–8+16)/20=33/20
solving whole number part: 48
Therefore, the solution would be 48 33/20
=>993/20=49.65
The second way can be:
convert all mixed fractions to fractions:
55/2+63/4–62/5+94/5=993/20=19.65
Hence the answer.
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