Answers

Add 45/25 and 20/40

1^st number: 1 20/25, 2^nd number: 20/40

45/25 + 20/40 is 23/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 40 is 200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 200
2. For the 1st fraction, since 25 × 8 = 200,
   45/25 = 45 × 8/25 × 8 = 360/200
3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
   20/40 = 20 × 5/40 × 5 = 100/200
4. Add the two like fractions:
   360/200 + 100/200 = 360 + 100/200 = 460/200
5. 460/200 simplified gives 23/10
6. So, 45/25 + 20/40 = 23/10
   In mixed form: 23/10

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