Answers

Add 50/7 and 81/70

1^st number: 7 1/7, 2^nd number: 1 11/70

50/7 + 81/70 is 83/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 70 is 70
   
   Next, find the equivalent fraction of both fractional numbers with denominator 70
2. For the 1st fraction, since 7 × 10 = 70,
   50/7 = 50 × 10/7 × 10 = 500/70
3. Likewise, for the 2nd fraction, since 70 × 1 = 70,
   81/70 = 81 × 1/70 × 1 = 81/70
4. Add the two like fractions:
   500/70 + 81/70 = 500 + 81/70 = 581/70
5. 581/70 simplified gives 83/10
6. So, 50/7 + 81/70 = 83/10
   In mixed form: 83/10

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