Answers

Add 25/8 and 80/45

1^st number: 3 1/8, 2^nd number: 1 35/45

25/8 + 80/45 is 353/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 8 × 45 = 360,
   25/8 = 25 × 45/8 × 45 = 1125/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   80/45 = 80 × 8/45 × 8 = 640/360
4. Add the two like fractions:
   1125/360 + 640/360 = 1125 + 640/360 = 1765/360
5. 1765/360 simplified gives 353/72
6. So, 25/8 + 80/45 = 353/72
   In mixed form: 465/72

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