Answers

Add 90/50 and 30/72

1^st number: 1 40/50, 2^nd number: 30/72

90/50 + 30/72 is 133/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 72 is 1800
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1800
2. For the 1st fraction, since 50 × 36 = 1800,
   90/50 = 90 × 36/50 × 36 = 3240/1800
3. Likewise, for the 2nd fraction, since 72 × 25 = 1800,
   30/72 = 30 × 25/72 × 25 = 750/1800
4. Add the two like fractions:
   3240/1800 + 750/1800 = 3240 + 750/1800 = 3990/1800
5. 3990/1800 simplified gives 133/60
6. So, 90/50 + 30/72 = 133/60
   In mixed form: 213/60

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