Answers

Add 25/7 and 4/20

1^st number: 3 4/7, 2^nd number: 4/20

25/7 + 4/20 is 132/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 7 × 20 = 140,
   25/7 = 25 × 20/7 × 20 = 500/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   4/20 = 4 × 7/20 × 7 = 28/140
4. Add the two like fractions:
   500/140 + 28/140 = 500 + 28/140 = 528/140
5. 528/140 simplified gives 132/35
6. So, 25/7 + 4/20 = 132/35
   In mixed form: 327/35

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