Answers

Add 84/20 and 40/75

1^st number: 4 4/20, 2^nd number: 40/75

84/20 + 40/75 is 71/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 75 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 20 × 15 = 300,
   84/20 = 84 × 15/20 × 15 = 1260/300
3. Likewise, for the 2nd fraction, since 75 × 4 = 300,
   40/75 = 40 × 4/75 × 4 = 160/300
4. Add the two like fractions:
   1260/300 + 160/300 = 1260 + 160/300 = 1420/300
5. 1420/300 simplified gives 71/15
6. So, 84/20 + 40/75 = 71/15
   In mixed form: 411/15

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