Add 72/27 and 12/45
1st number: 2 18/27, 2nd number: 12/45
72/27 + 12/45 is 44/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 45 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
72/27 = 72 × 5/27 × 5 = 360/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
12/45 = 12 × 3/45 × 3 = 36/135 - Add the two like fractions:
360/135 + 36/135 = 360 + 36/135 = 396/135 - 396/135 simplified gives 44/15
- So, 72/27 + 12/45 = 44/15
In mixed form: 214/15
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