Add 63/40 and 72/98, Solve 1 23/40 + 72/98 as a fraction

Add 63/40 and 72/98

1^st number: 1 23/40, 2^nd number: 72/98

63/40 + 72/98 is 4527/1960.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960

Next, find the equivalent fraction of both fractional numbers with denominator 1960
For the 1st fraction, since 40 × 49 = 1960,
63/40 = 63 × 49/40 × 49 = 3087/1960
Likewise, for the 2nd fraction, since 98 × 20 = 1960,
72/98 = 72 × 20/98 × 20 = 1440/1960
Add the two like fractions:
3087/1960 + 1440/1960 = 3087 + 1440/1960 = 4527/1960
So, 63/40 + 72/98 = 4527/1960
In mixed form: 2607/1960

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