Add 27/60 and 28/7
1st number: 27/60, 2nd number: 4 0/7
27/60 + 28/7 is 89/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
27/60 = 27 × 7/60 × 7 = 189/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
28/7 = 28 × 60/7 × 60 = 1680/420 - Add the two like fractions:
189/420 + 1680/420 = 189 + 1680/420 = 1869/420 - 1869/420 simplified gives 89/20
- So, 27/60 + 28/7 = 89/20
In mixed form: 49/20
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