Add 9/54 and 21/20
1st number: 9/54, 2nd number: 1 1/20
9/54 + 21/20 is 73/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
9/54 = 9 × 10/54 × 10 = 90/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
21/20 = 21 × 27/20 × 27 = 567/540 - Add the two like fractions:
90/540 + 567/540 = 90 + 567/540 = 657/540 - 657/540 simplified gives 73/60
- So, 9/54 + 21/20 = 73/60
In mixed form: 113/60
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