Add 36/27 and 25/20
1st number: 1 9/27, 2nd number: 1 5/20
36/27 + 25/20 is 31/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
36/27 = 36 × 20/27 × 20 = 720/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
25/20 = 25 × 27/20 × 27 = 675/540 - Add the two like fractions:
720/540 + 675/540 = 720 + 675/540 = 1395/540 - 1395/540 simplified gives 31/12
- So, 36/27 + 25/20 = 31/12
In mixed form: 27/12
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