Answers

Add 40/16 and 42/80

1^st number: 2 8/16, 2^nd number: 42/80

40/16 + 42/80 is 121/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   40/16 = 40 × 5/16 × 5 = 200/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   42/80 = 42 × 1/80 × 1 = 42/80
4. Add the two like fractions:
   200/80 + 42/80 = 200 + 42/80 = 242/80
5. 242/80 simplified gives 121/40
6. So, 40/16 + 42/80 = 121/40
   In mixed form: 31/40

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