Add 12/48 and 28/21
1st number: 12/48, 2nd number: 1 7/21
12/48 + 28/21 is 19/12.
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,
12/48 = 12 × 7/48 × 7 = 84/336 - Likewise, for the 2nd fraction, since 21 × 16 = 336,
28/21 = 28 × 16/21 × 16 = 448/336 - Add the two like fractions:
84/336 + 448/336 = 84 + 448/336 = 532/336 - 532/336 simplified gives 19/12
- So, 12/48 + 28/21 = 19/12
In mixed form: 17/12
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