Answers

Add 49/28 and 9/72

1^st number: 1 21/28, 2^nd number: 9/72

49/28 + 9/72 is 15/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 28 × 18 = 504,
   49/28 = 49 × 18/28 × 18 = 882/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   9/72 = 9 × 7/72 × 7 = 63/504
4. Add the two like fractions:
   882/504 + 63/504 = 882 + 63/504 = 945/504
5. 945/504 simplified gives 15/8
6. So, 49/28 + 9/72 = 15/8
   In mixed form: 17/8

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