Answers

Add 70/75 and 63/10

1^st number: 70/75, 2^nd number: 6 3/10

70/75 + 63/10 is 217/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 10 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 75 × 2 = 150,
   70/75 = 70 × 2/75 × 2 = 140/150
3. Likewise, for the 2nd fraction, since 10 × 15 = 150,
   63/10 = 63 × 15/10 × 15 = 945/150
4. Add the two like fractions:
   140/150 + 945/150 = 140 + 945/150 = 1085/150
5. 1085/150 simplified gives 217/30
6. So, 70/75 + 63/10 = 217/30
   In mixed form: 77/30

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