Answers

Add 45/40 and 28/98

1^st number: 1 5/40, 2^nd number: 28/98

45/40 + 28/98 is 79/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 98 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 40 × 49 = 1960,
   45/40 = 45 × 49/40 × 49 = 2205/1960
3. Likewise, for the 2nd fraction, since 98 × 20 = 1960,
   28/98 = 28 × 20/98 × 20 = 560/1960
4. Add the two like fractions:
   2205/1960 + 560/1960 = 2205 + 560/1960 = 2765/1960
5. 2765/1960 simplified gives 79/56
6. So, 45/40 + 28/98 = 79/56
   In mixed form: 123/56

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