Answers

Add 40/75 and 45/28

1^st number: 40/75, 2^nd number: 1 17/28

40/75 + 45/28 is 899/420.

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,
   45/28 = 45 × 75/28 × 75 = 3375/2100
4. Add the two like fractions:
   1120/2100 + 3375/2100 = 1120 + 3375/2100 = 4495/2100
5. 4495/2100 simplified gives 899/420
6. So, 40/75 + 45/28 = 899/420
   In mixed form: 259/420

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