Answers

Add 70/28 and 12/60

1^st number: 2 14/28, 2^nd number: 12/60

70/28 + 12/60 is 27/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 28 × 15 = 420,
   70/28 = 70 × 15/28 × 15 = 1050/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   12/60 = 12 × 7/60 × 7 = 84/420
4. Add the two like fractions:
   1050/420 + 84/420 = 1050 + 84/420 = 1134/420
5. 1134/420 simplified gives 27/10
6. So, 70/28 + 12/60 = 27/10
   In mixed form: 27/10

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