Add 28/27 and 90/60
1st number: 1 1/27, 2nd number: 1 30/60
28/27 + 90/60 is 137/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 60 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
28/27 = 28 × 20/27 × 20 = 560/540 - Likewise, for the 2nd fraction, since 60 × 9 = 540,
90/60 = 90 × 9/60 × 9 = 810/540 - Add the two like fractions:
560/540 + 810/540 = 560 + 810/540 = 1370/540 - 1370/540 simplified gives 137/54
- So, 28/27 + 90/60 = 137/54
In mixed form: 229/54
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