Answers

Add 56/7 and 40/72

1^st number: 8 0/7, 2^nd number: 40/72

56/7 + 40/72 is 77/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 7 × 72 = 504,
   56/7 = 56 × 72/7 × 72 = 4032/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   40/72 = 40 × 7/72 × 7 = 280/504
4. Add the two like fractions:
   4032/504 + 280/504 = 4032 + 280/504 = 4312/504
5. 4312/504 simplified gives 77/9
6. So, 56/7 + 40/72 = 77/9
   In mixed form: 85/9

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