Add 98/35 and 21/80, Solve 2 28/35 + 21/80 as a fraction

Add 98/35 and 21/80

1^st number: 2 28/35, 2^nd number: 21/80

98/35 + 21/80 is 49/16.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560

Next, find the equivalent fraction of both fractional numbers with denominator 560
For the 1st fraction, since 35 × 16 = 560,
98/35 = 98 × 16/35 × 16 = 1568/560
Likewise, for the 2nd fraction, since 80 × 7 = 560,
21/80 = 21 × 7/80 × 7 = 147/560
Add the two like fractions:
1568/560 + 147/560 = 1568 + 147/560 = 1715/560
1715/560 simplified gives 49/16
So, 98/35 + 21/80 = 49/16
In mixed form: 31/16

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