Answers

Add 72/10 and 14/28

1^st number: 7 2/10, 2^nd number: 14/28

72/10 + 14/28 is 77/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 28 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 10 × 14 = 140,
   72/10 = 72 × 14/10 × 14 = 1008/140
3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
   14/28 = 14 × 5/28 × 5 = 70/140
4. Add the two like fractions:
   1008/140 + 70/140 = 1008 + 70/140 = 1078/140
5. 1078/140 simplified gives 77/10
6. So, 72/10 + 14/28 = 77/10
   In mixed form: 77/10

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