Add 12/27 and 4/20
12/27 + 4/20 is 29/45.
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,
12/27 = 12 × 20/27 × 20 = 240/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
4/20 = 4 × 27/20 × 27 = 108/540 - Add the two like fractions:
240/540 + 108/540 = 240 + 108/540 = 348/540 - 348/540 simplified gives 29/45
- So, 12/27 + 4/20 = 29/45
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