Add 10/90 and 49/42, Solve 10/90 + 1 7/42 as a fraction

Add 10/90 and 49/42

1^st number: 10/90, 2^nd number: 1 7/42

10/90 + 49/42 is 23/18.

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,
10/90 = 10 × 7/90 × 7 = 70/630
Likewise, for the 2nd fraction, since 42 × 15 = 630,
49/42 = 49 × 15/42 × 15 = 735/630
Add the two like fractions:
70/630 + 735/630 = 70 + 735/630 = 805/630
805/630 simplified gives 23/18
So, 10/90 + 49/42 = 23/18
In mixed form: 15/18

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