Add 81/30 and 49/54
1st number: 2 21/30, 2nd number: 49/54
81/30 + 49/54 is 487/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
81/30 = 81 × 9/30 × 9 = 729/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
49/54 = 49 × 5/54 × 5 = 245/270 - Add the two like fractions:
729/270 + 245/270 = 729 + 245/270 = 974/270 - 974/270 simplified gives 487/135
- So, 81/30 + 49/54 = 487/135
In mixed form: 382/135
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