Add 63/12 and 70/7, Solve 5 3/12 + 10 0/7 as a fraction

Add 63/12 and 70/7

1^st number: 5 3/12, 2^nd number: 10 0/7

63/12 + 70/7 is 61/4.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
63/12 = 63 × 7/12 × 7 = 441/84
Likewise, for the 2nd fraction, since 7 × 12 = 84,
70/7 = 70 × 12/7 × 12 = 840/84
Add the two like fractions:
441/84 + 840/84 = 441 + 840/84 = 1281/84
1281/84 simplified gives 61/4
So, 63/12 + 70/7 = 61/4
In mixed form: 151/4

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