Add 10/42 and 90/75, Solve 10/42 + 1 15/75 as a fraction

Add 10/42 and 90/75

1^st number: 10/42, 2^nd number: 1 15/75

10/42 + 90/75 is 151/105.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 42 × 25 = 1050,
10/42 = 10 × 25/42 × 25 = 250/1050
Likewise, for the 2nd fraction, since 75 × 14 = 1050,
90/75 = 90 × 14/75 × 14 = 1260/1050
Add the two like fractions:
250/1050 + 1260/1050 = 250 + 1260/1050 = 1510/1050
1510/1050 simplified gives 151/105
So, 10/42 + 90/75 = 151/105
In mixed form: 146/105

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