Add 81/60 and 30/54
1st number: 1 21/60, 2nd number: 30/54
81/60 + 30/54 is 343/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
81/60 = 81 × 9/60 × 9 = 729/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
30/54 = 30 × 10/54 × 10 = 300/540 - Add the two like fractions:
729/540 + 300/540 = 729 + 300/540 = 1029/540 - 1029/540 simplified gives 343/180
- So, 81/60 + 30/54 = 343/180
In mixed form: 1163/180
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