Answers

Add 35/25 and 42/80

1^st number: 1 10/25, 2^nd number: 42/80

35/25 + 42/80 is 77/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 80 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 25 × 16 = 400,
   35/25 = 35 × 16/25 × 16 = 560/400
3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
   42/80 = 42 × 5/80 × 5 = 210/400
4. Add the two like fractions:
   560/400 + 210/400 = 560 + 210/400 = 770/400
5. 770/400 simplified gives 77/40
6. So, 35/25 + 42/80 = 77/40
   In mixed form: 137/40

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