Add 21/54 and 75/60
1st number: 21/54, 2nd number: 1 15/60
21/54 + 75/60 is 59/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 60 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
21/54 = 21 × 10/54 × 10 = 210/540 - Likewise, for the 2nd fraction, since 60 × 9 = 540,
75/60 = 75 × 9/60 × 9 = 675/540 - Add the two like fractions:
210/540 + 675/540 = 210 + 675/540 = 885/540 - 885/540 simplified gives 59/36
- So, 21/54 + 75/60 = 59/36
In mixed form: 123/36
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