Add 28/6 and 90/12, Solve 4 4/6 + 7 6/12 as a fraction

Add 28/6 and 90/12

1^st number: 4 4/6, 2^nd number: 7 6/12

28/6 + 90/12 is 73/6.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 12 is 12

Next, find the equivalent fraction of both fractional numbers with denominator 12
For the 1st fraction, since 6 × 2 = 12,
28/6 = 28 × 2/6 × 2 = 56/12
Likewise, for the 2nd fraction, since 12 × 1 = 12,
90/12 = 90 × 1/12 × 1 = 90/12
Add the two like fractions:
56/12 + 90/12 = 56 + 90/12 = 146/12
146/12 simplified gives 73/6
So, 28/6 + 90/12 = 73/6
In mixed form: 121/6

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