Answers

Add 90/80 and 25/50

1^st number: 1 10/80, 2^nd number: 25/50

90/80 + 25/50 is 13/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 50 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 80 × 5 = 400,
   90/80 = 90 × 5/80 × 5 = 450/400
3. Likewise, for the 2nd fraction, since 50 × 8 = 400,
   25/50 = 25 × 8/50 × 8 = 200/400
4. Add the two like fractions:
   450/400 + 200/400 = 450 + 200/400 = 650/400
5. 650/400 simplified gives 13/8
6. So, 90/80 + 25/50 = 13/8
   In mixed form: 15/8

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