Add 10/12 and 42/10, Solve 10/12 + 4 2/10 as a fraction

Add 10/12 and 42/10

1^st number: 10/12, 2^nd number: 4 2/10

10/12 + 42/10 is 151/30.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
10/12 = 10 × 5/12 × 5 = 50/60
Likewise, for the 2nd fraction, since 10 × 6 = 60,
42/10 = 42 × 6/10 × 6 = 252/60
Add the two like fractions:
50/60 + 252/60 = 50 + 252/60 = 302/60
302/60 simplified gives 151/30
So, 10/12 + 42/10 = 151/30
In mixed form: 51/30

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