Solutions by everydaycalculation.com

1^{st} number: 15 0/3, 2^{nd} number: 54/90

453 + 5490 is 785.

- Find the least common denominator or LCM of the two denominators:

LCM of 3 and 90 is**90**

Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,

453 = 45 × 303 × 30 = 135090 - Likewise, for the 2nd fraction, since 90 × 1 = 90,

5490 = 54 × 190 × 1 = 5490 - Add the two like fractions:

135090 + 5490 = 1350 + 5490 = 140490 - 1404/90 simplified gives 785
- So, 45/3 + 54/90 = 78/5

In mixed form: 1535

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