Answers

Add 49/30 and 90/63

1^st number: 1 19/30, 2^nd number: 1 27/63

49/30 + 90/63 is 643/210.

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,
   49/30 = 49 × 21/30 × 21 = 1029/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   90/63 = 90 × 10/63 × 10 = 900/630
4. Add the two like fractions:
   1029/630 + 900/630 = 1029 + 900/630 = 1929/630
5. 1929/630 simplified gives 643/210
6. So, 49/30 + 90/63 = 643/210
   In mixed form: 313/210

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