Add 56/80 and 75/72
1st number: 56/80, 2nd number: 1 3/72
56/80 + 75/72 is 209/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 72 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
56/80 = 56 × 9/80 × 9 = 504/720 - Likewise, for the 2nd fraction, since 72 × 10 = 720,
75/72 = 75 × 10/72 × 10 = 750/720 - Add the two like fractions:
504/720 + 750/720 = 504 + 750/720 = 1254/720 - 1254/720 simplified gives 209/120
- So, 56/80 + 75/72 = 209/120
In mixed form: 189/120
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