Answers

Add 3/70 and 54/45

1^st number: 3/70, 2^nd number: 1 9/45

3/70 + 54/45 is 87/70.

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,
   3/70 = 3 × 9/70 × 9 = 27/630
3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
   54/45 = 54 × 14/45 × 14 = 756/630
4. Add the two like fractions:
   27/630 + 756/630 = 27 + 756/630 = 783/630
5. 783/630 simplified gives 87/70
6. So, 3/70 + 54/45 = 87/70
   In mixed form: 117/70

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