Add 90/28 and 32/45, Solve 3 6/28 + 32/45 as a fraction

Add 90/28 and 32/45

1^st number: 3 6/28, 2^nd number: 32/45

90/28 + 32/45 is 2473/630.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 28 × 45 = 1260,
90/28 = 90 × 45/28 × 45 = 4050/1260
Likewise, for the 2nd fraction, since 45 × 28 = 1260,
32/45 = 32 × 28/45 × 28 = 896/1260
Add the two like fractions:
4050/1260 + 896/1260 = 4050 + 896/1260 = 4946/1260
4946/1260 simplified gives 2473/630
So, 90/28 + 32/45 = 2473/630
In mixed form: 3583/630

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