Answers

Add 8/25 and 49/90

8/25 + 49/90 is 389/450.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 25 × 18 = 450,
   8/25 = 8 × 18/25 × 18 = 144/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   49/90 = 49 × 5/90 × 5 = 245/450
4. Add the two like fractions:
   144/450 + 245/450 = 144 + 245/450 = 389/450
5. So, 8/25 + 49/90 = 389/450

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