Answers

Add 98/30 and 40/63

1^st number: 3 8/30, 2^nd number: 40/63

98/30 + 40/63 is 1229/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 30 × 21 = 630,
   98/30 = 98 × 21/30 × 21 = 2058/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   40/63 = 40 × 10/63 × 10 = 400/630
4. Add the two like fractions:
   2058/630 + 400/630 = 2058 + 400/630 = 2458/630
5. 2458/630 simplified gives 1229/315
6. So, 98/30 + 40/63 = 1229/315
   In mixed form: 3284/315

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