Add 75/54 and 84/80
1st number: 1 21/54, 2nd number: 1 4/80
75/54 + 84/80 is 439/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 54 × 40 = 2160,
75/54 = 75 × 40/54 × 40 = 3000/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
84/80 = 84 × 27/80 × 27 = 2268/2160 - Add the two like fractions:
3000/2160 + 2268/2160 = 3000 + 2268/2160 = 5268/2160 - 5268/2160 simplified gives 439/180
- So, 75/54 + 84/80 = 439/180
In mixed form: 279/180
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