Add 84/80 and 42/27
1st number: 1 4/80, 2nd number: 1 15/27
84/80 + 42/27 is 469/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 27 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 80 × 27 = 2160,
84/80 = 84 × 27/80 × 27 = 2268/2160 - Likewise, for the 2nd fraction, since 27 × 80 = 2160,
42/27 = 42 × 80/27 × 80 = 3360/2160 - Add the two like fractions:
2268/2160 + 3360/2160 = 2268 + 3360/2160 = 5628/2160 - 5628/2160 simplified gives 469/180
- So, 84/80 + 42/27 = 469/180
In mixed form: 2109/180
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