Add 90/45 and 9/28, Solve 2 0/45 + 9/28 as a fraction

Add 90/45 and 9/28

1^st number: 2 0/45, 2^nd number: 9/28

90/45 + 9/28 is 65/28.

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

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 45 × 28 = 1260,
90/45 = 90 × 28/45 × 28 = 2520/1260
Likewise, for the 2nd fraction, since 28 × 45 = 1260,
9/28 = 9 × 45/28 × 45 = 405/1260
Add the two like fractions:
2520/1260 + 405/1260 = 2520 + 405/1260 = 2925/1260
2925/1260 simplified gives 65/28
So, 90/45 + 9/28 = 65/28
In mixed form: 29/28

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