Answers

Add 63/40 and 63/35

1^st number: 1 23/40, 2^nd number: 1 28/35

63/40 + 63/35 is 27/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 35 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   63/40 = 63 × 7/40 × 7 = 441/280
3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
   63/35 = 63 × 8/35 × 8 = 504/280
4. Add the two like fractions:
   441/280 + 504/280 = 441 + 504/280 = 945/280
5. 945/280 simplified gives 27/8
6. So, 63/40 + 63/35 = 27/8
   In mixed form: 33/8

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