Answers

Add 63/45 and 84/16

1^st number: 1 18/45, 2^nd number: 5 4/16

63/45 + 84/16 is 133/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 16 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 45 × 16 = 720,
   63/45 = 63 × 16/45 × 16 = 1008/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   84/16 = 84 × 45/16 × 45 = 3780/720
4. Add the two like fractions:
   1008/720 + 3780/720 = 1008 + 3780/720 = 4788/720
5. 4788/720 simplified gives 133/20
6. So, 63/45 + 84/16 = 133/20
   In mixed form: 613/20

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