Answers

Add 63/35 and 30/40

1^st number: 1 28/35, 2^nd number: 30/40

63/35 + 30/40 is 51/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 35 × 8 = 280,
   63/35 = 63 × 8/35 × 8 = 504/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   30/40 = 30 × 7/40 × 7 = 210/280
4. Add the two like fractions:
   504/280 + 210/280 = 504 + 210/280 = 714/280
5. 714/280 simplified gives 51/20
6. So, 63/35 + 30/40 = 51/20
   In mixed form: 211/20

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