Solutions by everydaycalculation.com

1^{st} number: 8/90, 2^{nd} number: 4 10/20

890 + 9020 is 41390.

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

LCM of 90 and 20 is**180**

Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,

890 = 8 × 290 × 2 = 16180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,

9020 = 90 × 920 × 9 = 810180 - Add the two like fractions:

16180 + 810180 = 16 + 810180 = 826180 - 826/180 simplified gives 41390
- So, 8/90 + 90/20 = 413/90

In mixed form: 45390

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