Answers

Add 48/12 and 49/40

1^st number: 4 0/12, 2^nd number: 1 9/40

48/12 + 49/40 is 209/40.

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,
   48/12 = 48 × 10/12 × 10 = 480/120
3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
   49/40 = 49 × 3/40 × 3 = 147/120
4. Add the two like fractions:
   480/120 + 147/120 = 480 + 147/120 = 627/120
5. 627/120 simplified gives 209/40
6. So, 48/12 + 49/40 = 209/40
   In mixed form: 59/40

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