Answers

Add 60/9 and 54/70

1^st number: 6 6/9, 2^nd number: 54/70

60/9 + 54/70 is 781/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 9 × 70 = 630,
   60/9 = 60 × 70/9 × 70 = 4200/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   54/70 = 54 × 9/70 × 9 = 486/630
4. Add the two like fractions:
   4200/630 + 486/630 = 4200 + 486/630 = 4686/630
5. 4686/630 simplified gives 781/105
6. So, 60/9 + 54/70 = 781/105
   In mixed form: 746/105

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