Add 45/42 and 4/15, Solve 1 3/42 + 4/15 as a fraction

Add 45/42 and 4/15

1^st number: 1 3/42, 2^nd number: 4/15

45/42 + 4/15 is 281/210.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
45/42 = 45 × 5/42 × 5 = 225/210
Likewise, for the 2nd fraction, since 15 × 14 = 210,
4/15 = 4 × 14/15 × 14 = 56/210
Add the two like fractions:
225/210 + 56/210 = 225 + 56/210 = 281/210
So, 45/42 + 4/15 = 281/210
In mixed form: 171/210

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