Answers

Add 63/7 and 12/40

1^st number: 9 0/7, 2^nd number: 12/40

63/7 + 12/40 is 93/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 40 is 280
2. For the 1st fraction, since 7 × 40 = 280,
   63/7 = 63 × 40/7 × 40 = 2520/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   12/40 = 12 × 7/40 × 7 = 84/280
4. Add the two fractions:
   2520/280 + 84/280 = 2520 + 84/280 = 2604/280
5. After reducing the fraction, the answer is 93/10
6. In mixed form: 93/10

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