Add 7/48 and 21/20
1st number: 7/48, 2nd number: 1 1/20
7/48 + 21/20 is 287/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 20 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
7/48 = 7 × 5/48 × 5 = 35/240 - Likewise, for the 2nd fraction, since 20 × 12 = 240,
21/20 = 21 × 12/20 × 12 = 252/240 - Add the two like fractions:
35/240 + 252/240 = 35 + 252/240 = 287/240 - So, 7/48 + 21/20 = 287/240
In mixed form: 147/240
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