Answers

Add 10/72 and 90/54

1^st number: 10/72, 2^nd number: 1 36/54

10/72 + 90/54 is 65/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 54 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 72 × 3 = 216,
   10/72 = 10 × 3/72 × 3 = 30/216
3. Likewise, for the 2nd fraction, since 54 × 4 = 216,
   90/54 = 90 × 4/54 × 4 = 360/216
4. Add the two like fractions:
   30/216 + 360/216 = 30 + 360/216 = 390/216
5. 390/216 simplified gives 65/36
6. So, 10/72 + 90/54 = 65/36
   In mixed form: 129/36

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