Answers

Add 81/72 and 70/14

1^st number: 1 9/72, 2^nd number: 5 0/14

81/72 + 70/14 is 49/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 14 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   81/72 = 81 × 7/72 × 7 = 567/504
3. Likewise, for the 2nd fraction, since 14 × 36 = 504,
   70/14 = 70 × 36/14 × 36 = 2520/504
4. Add the two like fractions:
   567/504 + 2520/504 = 567 + 2520/504 = 3087/504
5. 3087/504 simplified gives 49/8
6. So, 81/72 + 70/14 = 49/8
   In mixed form: 61/8

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