Answers

Add 72/24 and 20/45

1^st number: 3 0/24, 2^nd number: 20/45

72/24 + 20/45 is 31/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 24 × 15 = 360,
   72/24 = 72 × 15/24 × 15 = 1080/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   20/45 = 20 × 8/45 × 8 = 160/360
4. Add the two like fractions:
   1080/360 + 160/360 = 1080 + 160/360 = 1240/360
5. 1240/360 simplified gives 31/9
6. So, 72/24 + 20/45 = 31/9
   In mixed form: 34/9

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