Add 1/42 and 75/10, Solve 1/42 + 7 5/10 as a fraction

Add 1/42 and 75/10

1^st number: 1/42, 2^nd number: 7 5/10

1/42 + 75/10 is 158/21.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 42 × 5 = 210,
1/42 = 1 × 5/42 × 5 = 5/210
Likewise, for the 2nd fraction, since 10 × 21 = 210,
75/10 = 75 × 21/10 × 21 = 1575/210
Add the two like fractions:
5/210 + 1575/210 = 5 + 1575/210 = 1580/210
1580/210 simplified gives 158/21
So, 1/42 + 75/10 = 158/21
In mixed form: 711/21

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