Add 27/18 and 90/10
1st number: 1 9/18, 2nd number: 9 0/10
27/18 + 90/10 is 21/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
27/18 = 27 × 5/18 × 5 = 135/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
90/10 = 90 × 9/10 × 9 = 810/90 - Add the two like fractions:
135/90 + 810/90 = 135 + 810/90 = 945/90 - 945/90 simplified gives 21/2
- So, 27/18 + 90/10 = 21/2
In mixed form: 101/2
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