Add 56/72 and 90/12, Solve 56/72 + 7 6/12 as a fraction

Add 56/72 and 90/12

1^st number: 56/72, 2^nd number: 7 6/12

56/72 + 90/12 is 149/18.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 12 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 72 × 1 = 72,
56/72 = 56 × 1/72 × 1 = 56/72
Likewise, for the 2nd fraction, since 12 × 6 = 72,
90/12 = 90 × 6/12 × 6 = 540/72
Add the two like fractions:
56/72 + 540/72 = 56 + 540/72 = 596/72
596/72 simplified gives 149/18
So, 56/72 + 90/12 = 149/18
In mixed form: 85/18

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