Answers

Add 90/40 and 16/80

1^st number: 2 10/40, 2^nd number: 16/80

90/40 + 16/80 is 49/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 40 × 2 = 80,
   90/40 = 90 × 2/40 × 2 = 180/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   16/80 = 16 × 1/80 × 1 = 16/80
4. Add the two like fractions:
   180/80 + 16/80 = 180 + 16/80 = 196/80
5. 196/80 simplified gives 49/20
6. So, 90/40 + 16/80 = 49/20
   In mixed form: 29/20

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