Answers

Add 72/40 and 60/27

1^st number: 1 32/40, 2^nd number: 2 6/27

72/40 + 60/27 is 181/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 27 is 1080
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1080
2. For the 1st fraction, since 40 × 27 = 1080,
   72/40 = 72 × 27/40 × 27 = 1944/1080
3. Likewise, for the 2nd fraction, since 27 × 40 = 1080,
   60/27 = 60 × 40/27 × 40 = 2400/1080
4. Add the two like fractions:
   1944/1080 + 2400/1080 = 1944 + 2400/1080 = 4344/1080
5. 4344/1080 simplified gives 181/45
6. So, 72/40 + 60/27 = 181/45
   In mixed form: 41/45

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