Answers

Add 63/40 and 70/12

1^st number: 1 23/40, 2^nd number: 5 10/12

63/40 + 70/12 is 889/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 12 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 40 × 3 = 120,
   63/40 = 63 × 3/40 × 3 = 189/120
3. Likewise, for the 2nd fraction, since 12 × 10 = 120,
   70/12 = 70 × 10/12 × 10 = 700/120
4. Add the two like fractions:
   189/120 + 700/120 = 189 + 700/120 = 889/120
5. So, 63/40 + 70/12 = 889/120
   In mixed form: 749/120

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