Answers

Add 63/70 and 75/45

1^st number: 63/70, 2^nd number: 1 30/45

63/70 + 75/45 is 77/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 45 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   63/70 = 63 × 9/70 × 9 = 567/630
3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
   75/45 = 75 × 14/45 × 14 = 1050/630
4. Add the two like fractions:
   567/630 + 1050/630 = 567 + 1050/630 = 1617/630
5. 1617/630 simplified gives 77/30
6. So, 63/70 + 75/45 = 77/30
   In mixed form: 217/30

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