Answers

Add 30/21 and 56/30

1^st number: 1 9/21, 2^nd number: 1 26/30

30/21 + 56/30 is 346/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 21 × 10 = 210,
   30/21 = 30 × 10/21 × 10 = 300/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   56/30 = 56 × 7/30 × 7 = 392/210
4. Add the two like fractions:
   300/210 + 392/210 = 300 + 392/210 = 692/210
5. 692/210 simplified gives 346/105
6. So, 30/21 + 56/30 = 346/105
   In mixed form: 331/105

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