Add 18/14 and 21/45, Solve 1 4/14 + 21/45 as a fraction

Add 18/14 and 21/45

1^st number: 1 4/14, 2^nd number: 21/45

18/14 + 21/45 is 184/105.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
18/14 = 18 × 45/14 × 45 = 810/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
21/45 = 21 × 14/45 × 14 = 294/630
Add the two like fractions:
810/630 + 294/630 = 810 + 294/630 = 1104/630
1104/630 simplified gives 184/105
So, 18/14 + 21/45 = 184/105
In mixed form: 179/105

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