Answers

Add 75/70 and 81/7

1^st number: 1 5/70, 2^nd number: 11 4/7

75/70 + 81/7 is 177/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 7 is 70
   
   Next, find the equivalent fraction of both fractional numbers with denominator 70
2. For the 1st fraction, since 70 × 1 = 70,
   75/70 = 75 × 1/70 × 1 = 75/70
3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
   81/7 = 81 × 10/7 × 10 = 810/70
4. Add the two like fractions:
   75/70 + 810/70 = 75 + 810/70 = 885/70
5. 885/70 simplified gives 177/14
6. So, 75/70 + 81/7 = 177/14
   In mixed form: 129/14

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