Answers

Add 25/14 and 1/20

1^st number: 1 11/14, 2^nd number: 1/20

25/14 + 1/20 is 257/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 14 × 10 = 140,
   25/14 = 25 × 10/14 × 10 = 250/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   1/20 = 1 × 7/20 × 7 = 7/140
4. Add the two like fractions:
   250/140 + 7/140 = 250 + 7/140 = 257/140
5. So, 25/14 + 1/20 = 257/140
   In mixed form: 1117/140

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