Solutions by everydaycalculation.com

1^{st} number: 2 0/4, 2^{nd} number: 2/10

84 + 210 is 115.

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

LCM of 4 and 10 is**20**

Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,

84 = 8 × 54 × 5 = 4020 - Likewise, for the 2nd fraction, since 10 × 2 = 20,

210 = 2 × 210 × 2 = 420 - Add the two like fractions:

4020 + 420 = 40 + 420 = 4420 - 44/20 simplified gives 115
- So, 8/4 + 2/10 = 11/5

In mixed form: 215

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