Add 80/45 and 9/84, Solve 1 35/45 + 9/84 as a fraction

Add 80/45 and 9/84

1^st number: 1 35/45, 2^nd number: 9/84

80/45 + 9/84 is 475/252.

Find the least common denominator or LCM of the two denominators:
LCM of 45 and 84 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 45 × 28 = 1260,
80/45 = 80 × 28/45 × 28 = 2240/1260
Likewise, for the 2nd fraction, since 84 × 15 = 1260,
9/84 = 9 × 15/84 × 15 = 135/1260
Add the two like fractions:
2240/1260 + 135/1260 = 2240 + 135/1260 = 2375/1260
2375/1260 simplified gives 475/252
So, 80/45 + 9/84 = 475/252
In mixed form: 1223/252

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