Answers

Add 20/75 and 54/10

1^st number: 20/75, 2^nd number: 5 4/10

20/75 + 54/10 is 17/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 10 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 75 × 2 = 150,
   20/75 = 20 × 2/75 × 2 = 40/150
3. Likewise, for the 2nd fraction, since 10 × 15 = 150,
   54/10 = 54 × 15/10 × 15 = 810/150
4. Add the two like fractions:
   40/150 + 810/150 = 40 + 810/150 = 850/150
5. 850/150 simplified gives 17/3
6. So, 20/75 + 54/10 = 17/3
   In mixed form: 52/3

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