Add 10/90 and 96/21, Solve 10/90 + 4 12/21 as a fraction

Add 10/90 and 96/21

1^st number: 10/90, 2^nd number: 4 12/21

10/90 + 96/21 is 295/63.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 21 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 21 × 30 = 630,
96/21 = 96 × 30/21 × 30 = 2880/630
Add the two like fractions:
70/630 + 2880/630 = 70 + 2880/630 = 2950/630
2950/630 simplified gives 295/63
So, 10/90 + 96/21 = 295/63
In mixed form: 443/63

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