Add 30/36 and 72/80
30/36 + 72/80 is 26/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
30/36 = 30 × 20/36 × 20 = 600/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
72/80 = 72 × 9/80 × 9 = 648/720 - Add the two like fractions:
600/720 + 648/720 = 600 + 648/720 = 1248/720 - 1248/720 simplified gives 26/15
- So, 30/36 + 72/80 = 26/15
In mixed form: 111/15
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