Answers

Add 10/30 and 45/7

1^st number: 10/30, 2^nd number: 6 3/7

10/30 + 45/7 is 142/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 7 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 30 × 7 = 210,
   10/30 = 10 × 7/30 × 7 = 70/210
3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
   45/7 = 45 × 30/7 × 30 = 1350/210
4. Add the two like fractions:
   70/210 + 1350/210 = 70 + 1350/210 = 1420/210
5. 1420/210 simplified gives 142/21
6. So, 10/30 + 45/7 = 142/21
   In mixed form: 616/21

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