Add 72/35 and 80/90, Solve 2 2/35 + 80/90 as a fraction

Add 72/35 and 80/90

1^st number: 2 2/35, 2^nd number: 80/90

72/35 + 80/90 is 928/315.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 90 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 35 × 18 = 630,
72/35 = 72 × 18/35 × 18 = 1296/630
Likewise, for the 2nd fraction, since 90 × 7 = 630,
80/90 = 80 × 7/90 × 7 = 560/630
Add the two like fractions:
1296/630 + 560/630 = 1296 + 560/630 = 1856/630
1856/630 simplified gives 928/315
So, 72/35 + 80/90 = 928/315
In mixed form: 2298/315

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