Add 21/28 and 28/48
21/28 + 28/48 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 28 × 12 = 336,
21/28 = 21 × 12/28 × 12 = 252/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
28/48 = 28 × 7/48 × 7 = 196/336 - Add the two like fractions:
252/336 + 196/336 = 252 + 196/336 = 448/336 - 448/336 simplified gives 4/3
- So, 21/28 + 28/48 = 4/3
In mixed form: 11/3
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