Answers

Add 63/45 and 63/70

1^st number: 1 18/45, 2^nd number: 63/70

63/45 + 63/70 is 23/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 45 × 14 = 630,
   63/45 = 63 × 14/45 × 14 = 882/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   63/70 = 63 × 9/70 × 9 = 567/630
4. Add the two like fractions:
   882/630 + 567/630 = 882 + 567/630 = 1449/630
5. 1449/630 simplified gives 23/10
6. So, 63/45 + 63/70 = 23/10
   In mixed form: 23/10

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