Answers

Add 30/50 and 45/40

1^st number: 30/50, 2^nd number: 1 5/40

30/50 + 45/40 is 69/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 40 is 200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 200
2. For the 1st fraction, since 50 × 4 = 200,
   30/50 = 30 × 4/50 × 4 = 120/200
3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
   45/40 = 45 × 5/40 × 5 = 225/200
4. Add the two like fractions:
   120/200 + 225/200 = 120 + 225/200 = 345/200
5. 345/200 simplified gives 69/40
6. So, 30/50 + 45/40 = 69/40
   In mixed form: 129/40

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