Add 27/20 and 10/63, Solve 1 7/20 + 10/63 as a fraction

Add 27/20 and 10/63

1^st number: 1 7/20, 2^nd number: 10/63

27/20 + 10/63 is 1901/1260.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 20 × 63 = 1260,
27/20 = 27 × 63/20 × 63 = 1701/1260
Likewise, for the 2nd fraction, since 63 × 20 = 1260,
10/63 = 10 × 20/63 × 20 = 200/1260
Add the two like fractions:
1701/1260 + 200/1260 = 1701 + 200/1260 = 1901/1260
So, 27/20 + 10/63 = 1901/1260
In mixed form: 1641/1260

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