Add 10/21 and 98/18, Solve 10/21 + 5 8/18 as a fraction

Add 10/21 and 98/18

1^st number: 10/21, 2^nd number: 5 8/18

10/21 + 98/18 is 373/63.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 21 × 6 = 126,
10/21 = 10 × 6/21 × 6 = 60/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
98/18 = 98 × 7/18 × 7 = 686/126
Add the two like fractions:
60/126 + 686/126 = 60 + 686/126 = 746/126
746/126 simplified gives 373/63
So, 10/21 + 98/18 = 373/63
In mixed form: 558/63

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