Add 27/10 and 63/18
1st number: 2 7/10, 2nd number: 3 9/18
27/10 + 63/18 is 31/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
27/10 = 27 × 9/10 × 9 = 243/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
63/18 = 63 × 5/18 × 5 = 315/90 - Add the two like fractions:
243/90 + 315/90 = 243 + 315/90 = 558/90 - 558/90 simplified gives 31/5
- So, 27/10 + 63/18 = 31/5
In mixed form: 61/5
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