Answers

Add 90/75 and 10/72

1^st number: 1 15/75, 2^nd number: 10/72

90/75 + 10/72 is 241/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 75 × 24 = 1800,
   90/75 = 90 × 24/75 × 24 = 2160/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   10/72 = 10 × 25/72 × 25 = 250/1800
4. Add the two like fractions:
   2160/1800 + 250/1800 = 2160 + 250/1800 = 2410/1800
5. 2410/1800 simplified gives 241/180
6. So, 90/75 + 10/72 = 241/180
   In mixed form: 161/180

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