Answers

Add 90/49 and 14/80

1^st number: 1 41/49, 2^nd number: 14/80

90/49 + 14/80 is 3943/1960.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 80 is 3920
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3920
2. For the 1st fraction, since 49 × 80 = 3920,
   90/49 = 90 × 80/49 × 80 = 7200/3920
3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
   14/80 = 14 × 49/80 × 49 = 686/3920
4. Add the two like fractions:
   7200/3920 + 686/3920 = 7200 + 686/3920 = 7886/3920
5. 7886/3920 simplified gives 3943/1960
6. So, 90/49 + 14/80 = 3943/1960
   In mixed form: 223/1960

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