Answers

Add 49/40 and 90/16

1^st number: 1 9/40, 2^nd number: 5 10/16

49/40 + 90/16 is 137/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 16 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 40 × 2 = 80,
   49/40 = 49 × 2/40 × 2 = 98/80
3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
   90/16 = 90 × 5/16 × 5 = 450/80
4. Add the two like fractions:
   98/80 + 450/80 = 98 + 450/80 = 548/80
5. 548/80 simplified gives 137/20
6. So, 49/40 + 90/16 = 137/20
   In mixed form: 617/20

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