Answers

Add 63/90 and 32/20

1^st number: 63/90, 2^nd number: 1 12/20

63/90 + 32/20 is 23/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 20 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   63/90 = 63 × 2/90 × 2 = 126/180
3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
   32/20 = 32 × 9/20 × 9 = 288/180
4. Add the two like fractions:
   126/180 + 288/180 = 126 + 288/180 = 414/180
5. 414/180 simplified gives 23/10
6. So, 63/90 + 32/20 = 23/10
   In mixed form: 23/10

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