Answers

Add 25/40 and 72/30

1^st number: 25/40, 2^nd number: 2 12/30

25/40 + 72/30 is 121/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 30 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 40 × 3 = 120,
   25/40 = 25 × 3/40 × 3 = 75/120
3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
   72/30 = 72 × 4/30 × 4 = 288/120
4. Add the two like fractions:
   75/120 + 288/120 = 75 + 288/120 = 363/120
5. 363/120 simplified gives 121/40
6. So, 25/40 + 72/30 = 121/40
   In mixed form: 31/40

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