Add 10/7 and 84/72, Solve 1 3/7 + 1 12/72 as a fraction

Add 10/7 and 84/72

1^st number: 1 3/7, 2^nd number: 1 12/72

10/7 + 84/72 is 109/42.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 7 × 72 = 504,
10/7 = 10 × 72/7 × 72 = 720/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
84/72 = 84 × 7/72 × 7 = 588/504
Add the two like fractions:
720/504 + 588/504 = 720 + 588/504 = 1308/504
1308/504 simplified gives 109/42
So, 10/7 + 84/72 = 109/42
In mixed form: 225/42

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