Add 70/80 and 98/54, Solve 70/80 + 1 44/54 as a fraction

Add 70/80 and 98/54

1^st number: 70/80, 2^nd number: 1 44/54

70/80 + 98/54 is 581/216.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 54 is 2160

Next, find the equivalent fraction of both fractional numbers with denominator 2160
For the 1st fraction, since 80 × 27 = 2160,
70/80 = 70 × 27/80 × 27 = 1890/2160
Likewise, for the 2nd fraction, since 54 × 40 = 2160,
98/54 = 98 × 40/54 × 40 = 3920/2160
Add the two like fractions:
1890/2160 + 3920/2160 = 1890 + 3920/2160 = 5810/2160
5810/2160 simplified gives 581/216
So, 70/80 + 98/54 = 581/216
In mixed form: 2149/216

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