Answers

Add 81/36 and 10/70

1^st number: 2 9/36, 2^nd number: 10/70

81/36 + 10/70 is 67/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 70 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 36 × 35 = 1260,
   81/36 = 81 × 35/36 × 35 = 2835/1260
3. Likewise, for the 2nd fraction, since 70 × 18 = 1260,
   10/70 = 10 × 18/70 × 18 = 180/1260
4. Add the two like fractions:
   2835/1260 + 180/1260 = 2835 + 180/1260 = 3015/1260
5. 3015/1260 simplified gives 67/28
6. So, 81/36 + 10/70 = 67/28
   In mixed form: 211/28

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