Add 72/7 and 28/18, Solve 10 2/7 + 1 10/18 as a fraction

Add 72/7 and 28/18

1^st number: 10 2/7, 2^nd number: 1 10/18

72/7 + 28/18 is 746/63.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 18 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 7 × 18 = 126,
72/7 = 72 × 18/7 × 18 = 1296/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
28/18 = 28 × 7/18 × 7 = 196/126
Add the two like fractions:
1296/126 + 196/126 = 1296 + 196/126 = 1492/126
1492/126 simplified gives 746/63
So, 72/7 + 28/18 = 746/63
In mixed form: 1153/63

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