Answers

Add 70/50 and 7/80

1^st number: 1 20/50, 2^nd number: 7/80

70/50 + 7/80 is 119/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 80 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 50 × 8 = 400,
   70/50 = 70 × 8/50 × 8 = 560/400
3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
   7/80 = 7 × 5/80 × 5 = 35/400
4. Add the two like fractions:
   560/400 + 35/400 = 560 + 35/400 = 595/400
5. 595/400 simplified gives 119/80
6. So, 70/50 + 7/80 = 119/80
   In mixed form: 139/80

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