Answers

Add 40/75 and 63/28

1^st number: 40/75, 2^nd number: 2 7/28

40/75 + 63/28 is 167/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 28 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 75 × 28 = 2100,
   40/75 = 40 × 28/75 × 28 = 1120/2100
3. Likewise, for the 2nd fraction, since 28 × 75 = 2100,
   63/28 = 63 × 75/28 × 75 = 4725/2100
4. Add the two like fractions:
   1120/2100 + 4725/2100 = 1120 + 4725/2100 = 5845/2100
5. 5845/2100 simplified gives 167/60
6. So, 40/75 + 63/28 = 167/60
   In mixed form: 247/60

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