Answers

Add 63/4 and 63/70

1^st number: 15 3/4, 2^nd number: 63/70

63/4 + 63/70 is 333/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 70 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 4 × 35 = 140,
   63/4 = 63 × 35/4 × 35 = 2205/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   63/70 = 63 × 2/70 × 2 = 126/140
4. Add the two like fractions:
   2205/140 + 126/140 = 2205 + 126/140 = 2331/140
5. 2331/140 simplified gives 333/20
6. So, 63/4 + 63/70 = 333/20
   In mixed form: 1613/20

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