Answers

Add 72/7 and 70/10

1^st number: 10 2/7, 2^nd number: 7 0/10

72/7 + 70/10 is 121/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 10 is 70
2. For the 1st fraction, since 7 × 10 = 70,
   72/7 = 72 × 10/7 × 10 = 720/70
3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
   70/10 = 70 × 7/10 × 7 = 490/70
4. Add the two fractions:
   720/70 + 490/70 = 720 + 490/70 = 1210/70
5. After reducing the fraction, the answer is 121/7
6. In mixed form: 172/7

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