Answers

Add 45/25 and 40/49

1^st number: 1 20/25, 2^nd number: 40/49

45/25 + 40/49 is 641/245.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 49 is 1225
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1225
2. For the 1st fraction, since 25 × 49 = 1225,
   45/25 = 45 × 49/25 × 49 = 2205/1225
3. Likewise, for the 2nd fraction, since 49 × 25 = 1225,
   40/49 = 40 × 25/49 × 25 = 1000/1225
4. Add the two like fractions:
   2205/1225 + 1000/1225 = 2205 + 1000/1225 = 3205/1225
5. 3205/1225 simplified gives 641/245
6. So, 45/25 + 40/49 = 641/245
   In mixed form: 2151/245

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