Answers

Add 81/45 and 6/72

1^st number: 1 36/45, 2^nd number: 6/72

81/45 + 6/72 is 113/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 45 × 8 = 360,
   81/45 = 81 × 8/45 × 8 = 648/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   6/72 = 6 × 5/72 × 5 = 30/360
4. Add the two like fractions:
   648/360 + 30/360 = 648 + 30/360 = 678/360
5. 678/360 simplified gives 113/60
6. So, 81/45 + 6/72 = 113/60
   In mixed form: 153/60

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