Add 72/14 and 6/90, Solve 5 2/14 + 6/90 as a fraction

Add 72/14 and 6/90

1^st number: 5 2/14, 2^nd number: 6/90

72/14 + 6/90 is 547/105.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
72/14 = 72 × 45/14 × 45 = 3240/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
6/90 = 6 × 7/90 × 7 = 42/630
Add the two like fractions:
3240/630 + 42/630 = 3240 + 42/630 = 3282/630
3282/630 simplified gives 547/105
So, 72/14 + 6/90 = 547/105
In mixed form: 522/105

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