Add 9/27 and 15/20
9/27 + 15/20 is 13/12.
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,
9/27 = 9 × 20/27 × 20 = 180/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
15/20 = 15 × 27/20 × 27 = 405/540 - Add the two like fractions:
180/540 + 405/540 = 180 + 405/540 = 585/540 - 585/540 simplified gives 13/12
- So, 9/27 + 15/20 = 13/12
In mixed form: 11/12
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