Add 48/4 and 10/42, Solve 12 0/4 + 10/42 as a fraction

Add 48/4 and 10/42

1^st number: 12 0/4, 2^nd number: 10/42

48/4 + 10/42 is 257/21.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 42 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 4 × 21 = 84,
48/4 = 48 × 21/4 × 21 = 1008/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
10/42 = 10 × 2/42 × 2 = 20/84
Add the two like fractions:
1008/84 + 20/84 = 1008 + 20/84 = 1028/84
1028/84 simplified gives 257/21
So, 48/4 + 10/42 = 257/21
In mixed form: 125/21

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