Add 3/2 and 12/42, Solve 1 1/2 + 12/42 as a fraction

Add 3/2 and 12/42

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

3/2 + 12/42 is 25/14.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 42 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 2 × 21 = 42,
3/2 = 3 × 21/2 × 21 = 63/42
Likewise, for the 2nd fraction, since 42 × 1 = 42,
12/42 = 12 × 1/42 × 1 = 12/42
Add the two like fractions:
63/42 + 12/42 = 63 + 12/42 = 75/42
75/42 simplified gives 25/14
So, 3/2 + 12/42 = 25/14
In mixed form: 111/14

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