Answers

Add 72/8 and 63/28

1^st number: 9 0/8, 2^nd number: 2 7/28

72/8 + 63/28 is 45/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 28 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 8 × 7 = 56,
   72/8 = 72 × 7/8 × 7 = 504/56
3. Likewise, for the 2nd fraction, since 28 × 2 = 56,
   63/28 = 63 × 2/28 × 2 = 126/56
4. Add the two like fractions:
   504/56 + 126/56 = 504 + 126/56 = 630/56
5. 630/56 simplified gives 45/4
6. So, 72/8 + 63/28 = 45/4
   In mixed form: 111/4

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