Answers

Add 3/40 and 70/20

1^st number: 3/40, 2^nd number: 3 10/20

3/40 + 70/20 is 143/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 20 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 40 × 1 = 40,
   3/40 = 3 × 1/40 × 1 = 3/40
3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
   70/20 = 70 × 2/20 × 2 = 140/40
4. Add the two like fractions:
   3/40 + 140/40 = 3 + 140/40 = 143/40
5. So, 3/40 + 70/20 = 143/40
   In mixed form: 323/40

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