Add 15/27 and 4/45
15/27 + 4/45 is 29/45.
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,
15/27 = 15 × 5/27 × 5 = 75/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
4/45 = 4 × 3/45 × 3 = 12/135 - Add the two like fractions:
75/135 + 12/135 = 75 + 12/135 = 87/135 - 87/135 simplified gives 29/45
- So, 15/27 + 4/45 = 29/45
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