Answers

Add 24/21 and 98/60

1^st number: 1 3/21, 2^nd number: 1 38/60

24/21 + 98/60 is 583/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 21 × 20 = 420,
   24/21 = 24 × 20/21 × 20 = 480/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   98/60 = 98 × 7/60 × 7 = 686/420
4. Add the two like fractions:
   480/420 + 686/420 = 480 + 686/420 = 1166/420
5. 1166/420 simplified gives 583/210
6. So, 24/21 + 98/60 = 583/210
   In mixed form: 2163/210

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