Add 27/48 and 28/21
1st number: 27/48, 2nd number: 1 7/21
27/48 + 28/21 is 91/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 21 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
27/48 = 27 × 7/48 × 7 = 189/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
28/21 = 28 × 16/21 × 16 = 448/336 - Add the two like fractions:
189/336 + 448/336 = 189 + 448/336 = 637/336 - 637/336 simplified gives 91/48
- So, 27/48 + 28/21 = 91/48
In mixed form: 143/48
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