Answers

Add 63/70 and 50/30

1^st number: 63/70, 2^nd number: 1 20/30

63/70 + 50/30 is 77/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   63/70 = 63 × 3/70 × 3 = 189/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   50/30 = 50 × 7/30 × 7 = 350/210
4. Add the two like fractions:
   189/210 + 350/210 = 189 + 350/210 = 539/210
5. 539/210 simplified gives 77/30
6. So, 63/70 + 50/30 = 77/30
   In mixed form: 217/30

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