Add 27/12 and 20/40
1st number: 2 3/12, 2nd number: 20/40
27/12 + 20/40 is 11/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
27/12 = 27 × 10/12 × 10 = 270/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
20/40 = 20 × 3/40 × 3 = 60/120 - Add the two like fractions:
270/120 + 60/120 = 270 + 60/120 = 330/120 - 330/120 simplified gives 11/4
- So, 27/12 + 20/40 = 11/4
In mixed form: 23/4
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