Add 50/72 and 42/80
50/72 + 42/80 is 439/360.
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,
50/72 = 50 × 10/72 × 10 = 500/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
42/80 = 42 × 9/80 × 9 = 378/720 - Add the two like fractions:
500/720 + 378/720 = 500 + 378/720 = 878/720 - 878/720 simplified gives 439/360
- So, 50/72 + 42/80 = 439/360
In mixed form: 179/360
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