Answers

Add 90/18 and 50/25

1^st number: 5 0/18, 2^nd number: 2 0/25

90/18 + 50/25 is 7/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 25 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 18 × 25 = 450,
   90/18 = 90 × 25/18 × 25 = 2250/450
3. Likewise, for the 2nd fraction, since 25 × 18 = 450,
   50/25 = 50 × 18/25 × 18 = 900/450
4. Add the two like fractions:
   2250/450 + 900/450 = 2250 + 900/450 = 3150/450
5. 3150/450 simplified gives 7/1
6. So, 90/18 + 50/25 = 7/1

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