Add 15/27 and 40/45
15/27 + 40/45 is 13/9.
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,
40/45 = 40 × 3/45 × 3 = 120/135 - Add the two like fractions:
75/135 + 120/135 = 75 + 120/135 = 195/135 - 195/135 simplified gives 13/9
- So, 15/27 + 40/45 = 13/9
In mixed form: 14/9
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