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

Add 48/12 and 4/42

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

48/12 + 4/42 is 86/21.

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

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
48/12 = 48 × 7/12 × 7 = 336/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
4/42 = 4 × 2/42 × 2 = 8/84
Add the two like fractions:
336/84 + 8/84 = 336 + 8/84 = 344/84
344/84 simplified gives 86/21
So, 48/12 + 4/42 = 86/21
In mixed form: 42/21

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