Add 54/27 and 30/20
1st number: 2 0/27, 2nd number: 1 10/20
54/27 + 30/20 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
54/27 = 54 × 20/27 × 20 = 1080/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
30/20 = 30 × 27/20 × 27 = 810/540 - Add the two like fractions:
1080/540 + 810/540 = 1080 + 810/540 = 1890/540 - 1890/540 simplified gives 7/2
- So, 54/27 + 30/20 = 7/2
In mixed form: 31/2
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