Add 15/27 and 70/80
15/27 + 70/80 is 103/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 27 × 80 = 2160,
15/27 = 15 × 80/27 × 80 = 1200/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
70/80 = 70 × 27/80 × 27 = 1890/2160 - Add the two like fractions:
1200/2160 + 1890/2160 = 1200 + 1890/2160 = 3090/2160 - 3090/2160 simplified gives 103/72
- So, 15/27 + 70/80 = 103/72
In mixed form: 131/72
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