Answers

Add 49/12 and 63/40

1^st number: 4 1/12, 2^nd number: 1 23/40

49/12 + 63/40 is 679/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 40 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 12 × 10 = 120,
   49/12 = 49 × 10/12 × 10 = 490/120
3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
   63/40 = 63 × 3/40 × 3 = 189/120
4. Add the two like fractions:
   490/120 + 189/120 = 490 + 189/120 = 679/120
5. So, 49/12 + 63/40 = 679/120
   In mixed form: 579/120

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