Answers

Add 70/20 and 2/72

1^st number: 3 10/20, 2^nd number: 2/72

70/20 + 2/72 is 127/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 20 × 18 = 360,
   70/20 = 70 × 18/20 × 18 = 1260/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   2/72 = 2 × 5/72 × 5 = 10/360
4. Add the two like fractions:
   1260/360 + 10/360 = 1260 + 10/360 = 1270/360
5. 1270/360 simplified gives 127/36
6. So, 70/20 + 2/72 = 127/36
   In mixed form: 319/36

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