Answers

Add 20/30 and 98/63

1^st number: 20/30, 2^nd number: 1 35/63

20/30 + 98/63 is 20/9.

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,
   20/30 = 20 × 21/30 × 21 = 420/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   98/63 = 98 × 10/63 × 10 = 980/630
4. Add the two like fractions:
   420/630 + 980/630 = 420 + 980/630 = 1400/630
5. 1400/630 simplified gives 20/9
6. So, 20/30 + 98/63 = 20/9
   In mixed form: 22/9

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