Add 64/30 and 63/42, Solve 2 4/30 + 1 21/42 as a fraction

Add 64/30 and 63/42

1^st number: 2 4/30, 2^nd number: 1 21/42

64/30 + 63/42 is 109/30.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
64/30 = 64 × 7/30 × 7 = 448/210
Likewise, for the 2nd fraction, since 42 × 5 = 210,
63/42 = 63 × 5/42 × 5 = 315/210
Add the two like fractions:
448/210 + 315/210 = 448 + 315/210 = 763/210
763/210 simplified gives 109/30
So, 64/30 + 63/42 = 109/30
In mixed form: 319/30

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