Add 3/42 and 35/18, Solve 3/42 + 1 17/18 as a fraction

Add 3/42 and 35/18

1^st number: 3/42, 2^nd number: 1 17/18

3/42 + 35/18 is 127/63.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 42 × 3 = 126,
3/42 = 3 × 3/42 × 3 = 9/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
35/18 = 35 × 7/18 × 7 = 245/126
Add the two like fractions:
9/126 + 245/126 = 9 + 245/126 = 254/126
254/126 simplified gives 127/63
So, 3/42 + 35/18 = 127/63
In mixed form: 21/63

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