Add 90/27 and 18/40
1st number: 3 9/27, 2nd number: 18/40
90/27 + 18/40 is 227/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
90/27 = 90 × 40/27 × 40 = 3600/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
18/40 = 18 × 27/40 × 27 = 486/1080 - Add the two like fractions:
3600/1080 + 486/1080 = 3600 + 486/1080 = 4086/1080 - 4086/1080 simplified gives 227/60
- So, 90/27 + 18/40 = 227/60
In mixed form: 347/60
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