Add 48/20 and 21/27
1st number: 2 8/20, 2nd number: 21/27
48/20 + 21/27 is 143/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
48/20 = 48 × 27/20 × 27 = 1296/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
21/27 = 21 × 20/27 × 20 = 420/540 - Add the two like fractions:
1296/540 + 420/540 = 1296 + 420/540 = 1716/540 - 1716/540 simplified gives 143/45
- So, 48/20 + 21/27 = 143/45
In mixed form: 38/45
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