Add 28/30 and 21/48
28/30 + 21/48 is 329/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
28/30 = 28 × 8/30 × 8 = 224/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Add the two like fractions:
224/240 + 105/240 = 224 + 105/240 = 329/240 - So, 28/30 + 21/48 = 329/240
In mixed form: 189/240
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