Add 15/56 and 70/9, Solve 15/56 + 7 7/9 as a fraction

Add 15/56 and 70/9

1^st number: 15/56, 2^nd number: 7 7/9

15/56 + 70/9 is 4055/504.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 9 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 56 × 9 = 504,
15/56 = 15 × 9/56 × 9 = 135/504
Likewise, for the 2nd fraction, since 9 × 56 = 504,
70/9 = 70 × 56/9 × 56 = 3920/504
Add the two like fractions:
135/504 + 3920/504 = 135 + 3920/504 = 4055/504
So, 15/56 + 70/9 = 4055/504
In mixed form: 823/504

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