Add 27/10 and 20/25
1st number: 2 7/10, 2nd number: 20/25
27/10 + 20/25 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
27/10 = 27 × 5/10 × 5 = 135/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
20/25 = 20 × 2/25 × 2 = 40/50 - Add the two like fractions:
135/50 + 40/50 = 135 + 40/50 = 175/50 - 175/50 simplified gives 7/2
- So, 27/10 + 20/25 = 7/2
In mixed form: 31/2
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