Add 42/27 and 20/60
1st number: 1 15/27, 2nd number: 20/60
42/27 + 20/60 is 17/9.
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,
42/27 = 42 × 20/27 × 20 = 840/540 - Likewise, for the 2nd fraction, since 60 × 9 = 540,
20/60 = 20 × 9/60 × 9 = 180/540 - Add the two like fractions:
840/540 + 180/540 = 840 + 180/540 = 1020/540 - 1020/540 simplified gives 17/9
- So, 42/27 + 20/60 = 17/9
In mixed form: 18/9
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