Answers

Add 70/42 and 7/63

1^st number: 1 28/42, 2^nd number: 7/63

70/42 + 7/63 is 16/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   70/42 = 70 × 3/42 × 3 = 210/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   7/63 = 7 × 2/63 × 2 = 14/126
4. Add the two like fractions:
   210/126 + 14/126 = 210 + 14/126 = 224/126
5. 224/126 simplified gives 16/9
6. So, 70/42 + 7/63 = 16/9
   In mixed form: 17/9

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