Add 24/21 and 98/12, Solve 1 3/21 + 8 2/12 as a fraction

Add 24/21 and 98/12

1^st number: 1 3/21, 2^nd number: 8 2/12

24/21 + 98/12 is 391/42.

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

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 21 × 4 = 84,
24/21 = 24 × 4/21 × 4 = 96/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
98/12 = 98 × 7/12 × 7 = 686/84
Add the two like fractions:
96/84 + 686/84 = 96 + 686/84 = 782/84
782/84 simplified gives 391/42
So, 24/21 + 98/12 = 391/42
In mixed form: 913/42

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