Answers

Add 81/10 and 70/60

1^st number: 8 1/10, 2^nd number: 1 10/60

81/10 + 70/60 is 139/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 60 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 10 × 6 = 60,
   81/10 = 81 × 6/10 × 6 = 486/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   70/60 = 70 × 1/60 × 1 = 70/60
4. Add the two like fractions:
   486/60 + 70/60 = 486 + 70/60 = 556/60
5. 556/60 simplified gives 139/15
6. So, 81/10 + 70/60 = 139/15
   In mixed form: 94/15

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