Answers

Add 70/12 and 54/28

1^st number: 5 10/12, 2^nd number: 1 26/28

70/12 + 54/28 is 163/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 28 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 12 × 7 = 84,
   70/12 = 70 × 7/12 × 7 = 490/84
3. Likewise, for the 2nd fraction, since 28 × 3 = 84,
   54/28 = 54 × 3/28 × 3 = 162/84
4. Add the two like fractions:
   490/84 + 162/84 = 490 + 162/84 = 652/84
5. 652/84 simplified gives 163/21
6. So, 70/12 + 54/28 = 163/21
   In mixed form: 716/21

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