Answers

Add 45/30 and 48/21

1^st number: 1 15/30, 2^nd number: 2 6/21

45/30 + 48/21 is 53/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 21 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 30 × 7 = 210,
   45/30 = 45 × 7/30 × 7 = 315/210
3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
   48/21 = 48 × 10/21 × 10 = 480/210
4. Add the two like fractions:
   315/210 + 480/210 = 315 + 480/210 = 795/210
5. 795/210 simplified gives 53/14
6. So, 45/30 + 48/21 = 53/14
   In mixed form: 311/14

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