Add 9/90 and 42/7, Solve 9/90 + 6 0/7 as a fraction

Add 9/90 and 42/7

1^st number: 9/90, 2^nd number: 6 0/7

9/90 + 42/7 is 61/10.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 7 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 90 × 7 = 630,
9/90 = 9 × 7/90 × 7 = 63/630
Likewise, for the 2nd fraction, since 7 × 90 = 630,
42/7 = 42 × 90/7 × 90 = 3780/630
Add the two like fractions:
63/630 + 3780/630 = 63 + 3780/630 = 3843/630
3843/630 simplified gives 61/10
So, 9/90 + 42/7 = 61/10
In mixed form: 61/10

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