Answers

Add 12/28 and 98/60

1^st number: 12/28, 2^nd number: 1 38/60

12/28 + 98/60 is 433/210.

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,
   12/28 = 12 × 15/28 × 15 = 180/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   98/60 = 98 × 7/60 × 7 = 686/420
4. Add the two like fractions:
   180/420 + 686/420 = 180 + 686/420 = 866/420
5. 866/420 simplified gives 433/210
6. So, 12/28 + 98/60 = 433/210
   In mixed form: 213/210

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