Add 7/90 and 50/42, Solve 7/90 + 1 8/42 as a fraction

Add 7/90 and 50/42

1^st number: 7/90, 2^nd number: 1 8/42

7/90 + 50/42 is 799/630.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 42 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 90 × 7 = 630,
7/90 = 7 × 7/90 × 7 = 49/630
Likewise, for the 2nd fraction, since 42 × 15 = 630,
50/42 = 50 × 15/42 × 15 = 750/630
Add the two like fractions:
49/630 + 750/630 = 49 + 750/630 = 799/630
So, 7/90 + 50/42 = 799/630
In mixed form: 1169/630

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