Answers

Add 90/49 and 15/63

1^st number: 1 41/49, 2^nd number: 15/63

90/49 + 15/63 is 305/147.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 63 is 441
   
   Next, find the equivalent fraction of both fractional numbers with denominator 441
2. For the 1st fraction, since 49 × 9 = 441,
   90/49 = 90 × 9/49 × 9 = 810/441
3. Likewise, for the 2nd fraction, since 63 × 7 = 441,
   15/63 = 15 × 7/63 × 7 = 105/441
4. Add the two like fractions:
   810/441 + 105/441 = 810 + 105/441 = 915/441
5. 915/441 simplified gives 305/147
6. So, 90/49 + 15/63 = 305/147
   In mixed form: 211/147

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