Add 3/42 and 81/8, Solve 3/42 + 10 1/8 as a fraction

Add 3/42 and 81/8

1^st number: 3/42, 2^nd number: 10 1/8

3/42 + 81/8 is 571/56.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 42 × 4 = 168,
3/42 = 3 × 4/42 × 4 = 12/168
Likewise, for the 2nd fraction, since 8 × 21 = 168,
81/8 = 81 × 21/8 × 21 = 1701/168
Add the two like fractions:
12/168 + 1701/168 = 12 + 1701/168 = 1713/168
1713/168 simplified gives 571/56
So, 3/42 + 81/8 = 571/56
In mixed form: 1011/56

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