Answers

Add 90/50 and 60/72

1^st number: 1 40/50, 2^nd number: 60/72

90/50 + 60/72 is 79/30.

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,
   60/72 = 60 × 25/72 × 25 = 1500/1800
4. Add the two like fractions:
   3240/1800 + 1500/1800 = 3240 + 1500/1800 = 4740/1800
5. 4740/1800 simplified gives 79/30
6. So, 90/50 + 60/72 = 79/30
   In mixed form: 219/30

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