Answers

Add 60/21 and 35/45

1^st number: 2 18/21, 2^nd number: 35/45

60/21 + 35/45 is 229/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 45 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 21 × 15 = 315,
   60/21 = 60 × 15/21 × 15 = 900/315
3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
   35/45 = 35 × 7/45 × 7 = 245/315
4. Add the two like fractions:
   900/315 + 245/315 = 900 + 245/315 = 1145/315
5. 1145/315 simplified gives 229/63
6. So, 60/21 + 35/45 = 229/63
   In mixed form: 340/63

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