Answers

Add 70/49 and 35/80

1^st number: 1 21/49, 2^nd number: 35/80

70/49 + 35/80 is 209/112.

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,
   70/49 = 70 × 80/49 × 80 = 5600/3920
3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
   35/80 = 35 × 49/80 × 49 = 1715/3920
4. Add the two like fractions:
   5600/3920 + 1715/3920 = 5600 + 1715/3920 = 7315/3920
5. 7315/3920 simplified gives 209/112
6. So, 70/49 + 35/80 = 209/112
   In mixed form: 197/112

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