Answers

Add 70/20 and 40/75

1^st number: 3 10/20, 2^nd number: 40/75

70/20 + 40/75 is 121/30.

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,
   70/20 = 70 × 15/20 × 15 = 1050/300
3. Likewise, for the 2nd fraction, since 75 × 4 = 300,
   40/75 = 40 × 4/75 × 4 = 160/300
4. Add the two like fractions:
   1050/300 + 160/300 = 1050 + 160/300 = 1210/300
5. 1210/300 simplified gives 121/30
6. So, 70/20 + 40/75 = 121/30
   In mixed form: 41/30

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