Add 14/18 and 70/49, Solve 14/18 + 1 21/49 as a fraction

Add 14/18 and 70/49

1^st number: 14/18, 2^nd number: 1 21/49

14/18 + 70/49 is 139/63.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 18 × 49 = 882,
14/18 = 14 × 49/18 × 49 = 686/882
Likewise, for the 2nd fraction, since 49 × 18 = 882,
70/49 = 70 × 18/49 × 18 = 1260/882
Add the two like fractions:
686/882 + 1260/882 = 686 + 1260/882 = 1946/882
1946/882 simplified gives 139/63
So, 14/18 + 70/49 = 139/63
In mixed form: 213/63

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