Answers

Add 70/49 and 63/8

1^st number: 1 21/49, 2^nd number: 7 7/8

70/49 + 63/8 is 521/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 8 is 392
   
   Next, find the equivalent fraction of both fractional numbers with denominator 392
2. For the 1st fraction, since 49 × 8 = 392,
   70/49 = 70 × 8/49 × 8 = 560/392
3. Likewise, for the 2nd fraction, since 8 × 49 = 392,
   63/8 = 63 × 49/8 × 49 = 3087/392
4. Add the two like fractions:
   560/392 + 3087/392 = 560 + 3087/392 = 3647/392
5. 3647/392 simplified gives 521/56
6. So, 70/49 + 63/8 = 521/56
   In mixed form: 917/56

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