Add 3/72 and 4/80
3/72 + 4/80 is 11/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 72 × 10 = 720,
3/72 = 3 × 10/72 × 10 = 30/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
4/80 = 4 × 9/80 × 9 = 36/720 - Add the two like fractions:
30/720 + 36/720 = 30 + 36/720 = 66/720 - 66/720 simplified gives 11/120
- So, 3/72 + 4/80 = 11/120
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