Answers

Add 40/48 and 35/20

1^st number: 40/48, 2^nd number: 1 15/20

40/48 + 35/20 is 31/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 20 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 48 × 5 = 240,
   40/48 = 40 × 5/48 × 5 = 200/240
3. Likewise, for the 2nd fraction, since 20 × 12 = 240,
   35/20 = 35 × 12/20 × 12 = 420/240
4. Add the two like fractions:
   200/240 + 420/240 = 200 + 420/240 = 620/240
5. 620/240 simplified gives 31/12
6. So, 40/48 + 35/20 = 31/12
   In mixed form: 27/12

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