Answers

Add 72/28 and 45/6

1^st number: 2 16/28, 2^nd number: 7 3/6

72/28 + 45/6 is 141/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 6 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 28 × 3 = 84,
   72/28 = 72 × 3/28 × 3 = 216/84
3. Likewise, for the 2nd fraction, since 6 × 14 = 84,
   45/6 = 45 × 14/6 × 14 = 630/84
4. Add the two like fractions:
   216/84 + 630/84 = 216 + 630/84 = 846/84
5. 846/84 simplified gives 141/14
6. So, 72/28 + 45/6 = 141/14
   In mixed form: 101/14

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