Add 90/27 and 54/20
1st number: 3 9/27, 2nd number: 2 14/20
90/27 + 54/20 is 181/30.
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,
90/27 = 90 × 20/27 × 20 = 1800/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
54/20 = 54 × 27/20 × 27 = 1458/540 - Add the two like fractions:
1800/540 + 1458/540 = 1800 + 1458/540 = 3258/540 - 3258/540 simplified gives 181/30
- So, 90/27 + 54/20 = 181/30
In mixed form: 61/30
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