Add 2/42 and 90/12, Solve 2/42 + 7 6/12 as a fraction

Add 2/42 and 90/12

1^st number: 2/42, 2^nd number: 7 6/12

2/42 + 90/12 is 317/42.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 12 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 42 × 2 = 84,
2/42 = 2 × 2/42 × 2 = 4/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
90/12 = 90 × 7/12 × 7 = 630/84
Add the two like fractions:
4/84 + 630/84 = 4 + 630/84 = 634/84
634/84 simplified gives 317/42
So, 2/42 + 90/12 = 317/42
In mixed form: 723/42

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