Answers

Add 30/20 and 30/40

1^st number: 1 10/20, 2^nd number: 30/40

30/20 + 30/40 is 9/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 40 is 40
2. For the 1st fraction, since 20 × 2 = 40,
   30/20 = 30 × 2/20 × 2 = 60/40
3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
   30/40 = 30 × 1/40 × 1 = 30/40
4. Add the two fractions:
   60/40 + 30/40 = 60 + 30/40 = 90/40
5. After reducing the fraction, the answer is 9/4
6. In mixed form: 21/4

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