Add 5/18 and 49/21, Solve 5/18 + 2 7/21 as a fraction

Add 5/18 and 49/21

1^st number: 5/18, 2^nd number: 2 7/21

5/18 + 49/21 is 47/18.

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

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
5/18 = 5 × 7/18 × 7 = 35/126
Likewise, for the 2nd fraction, since 21 × 6 = 126,
49/21 = 49 × 6/21 × 6 = 294/126
Add the two like fractions:
35/126 + 294/126 = 35 + 294/126 = 329/126
329/126 simplified gives 47/18
So, 5/18 + 49/21 = 47/18
In mixed form: 211/18

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