Add 7/14 and 72/45, Solve 7/14 + 1 27/45 as a fraction

Add 7/14 and 72/45

1^st number: 7/14, 2^nd number: 1 27/45

7/14 + 72/45 is 21/10.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 14 × 45 = 630,
7/14 = 7 × 45/14 × 45 = 315/630
Likewise, for the 2nd fraction, since 45 × 14 = 630,
72/45 = 72 × 14/45 × 14 = 1008/630
Add the two like fractions:
315/630 + 1008/630 = 315 + 1008/630 = 1323/630
1323/630 simplified gives 21/10
So, 7/14 + 72/45 = 21/10
In mixed form: 21/10

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