Answers

Add 63/18 and 63/40

1^st number: 3 9/18, 2^nd number: 1 23/40

63/18 + 63/40 is 203/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 18 × 20 = 360,
   63/18 = 63 × 20/18 × 20 = 1260/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   63/40 = 63 × 9/40 × 9 = 567/360
4. Add the two like fractions:
   1260/360 + 567/360 = 1260 + 567/360 = 1827/360
5. 1827/360 simplified gives 203/40
6. So, 63/18 + 63/40 = 203/40
   In mixed form: 53/40

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