Answers

Add 45/54 and 60/72

45/54 + 60/72 is 5/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 72 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 54 × 4 = 216,
   45/54 = 45 × 4/54 × 4 = 180/216
3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
   60/72 = 60 × 3/72 × 3 = 180/216
4. Add the two like fractions:
   180/216 + 180/216 = 180 + 180/216 = 360/216
5. 360/216 simplified gives 5/3
6. So, 45/54 + 60/72 = 5/3
   In mixed form: 12/3

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