Add 98/12 and 50/21, Solve 8 2/12 + 2 8/21 as a fraction

Add 98/12 and 50/21

1^st number: 8 2/12, 2^nd number: 2 8/21

98/12 + 50/21 is 443/42.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 21 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
98/12 = 98 × 7/12 × 7 = 686/84
Likewise, for the 2nd fraction, since 21 × 4 = 84,
50/21 = 50 × 4/21 × 4 = 200/84
Add the two like fractions:
686/84 + 200/84 = 686 + 200/84 = 886/84
886/84 simplified gives 443/42
So, 98/12 + 50/21 = 443/42
In mixed form: 1023/42

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