Add 54/14 and 4/45, Solve 3 12/14 + 4/45 as a fraction

Add 54/14 and 4/45

1^st number: 3 12/14, 2^nd number: 4/45

54/14 + 4/45 is 1243/315.

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,
54/14 = 54 × 45/14 × 45 = 2430/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
4/45 = 4 × 14/45 × 14 = 56/630
Add the two like fractions:
2430/630 + 56/630 = 2430 + 56/630 = 2486/630
2486/630 simplified gives 1243/315
So, 54/14 + 4/45 = 1243/315
In mixed form: 3298/315

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