Solutions by everydaycalculation.com

225 + 670 is 29175.

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

LCM of 25 and 70 is**350**

Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 25 × 14 = 350,

225 = 2 × 1425 × 14 = 28350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,

670 = 6 × 570 × 5 = 30350 - Add the two like fractions:

28350 + 30350 = 28 + 30350 = 58350 - 58/350 simplified gives 29175
- So, 2/25 + 6/70 = 29/175

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