Answers

Add 30/72 and 70/4

1^st number: 30/72, 2^nd number: 17 2/4

30/72 + 70/4 is 215/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 4 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   30/72 = 30 × 1/72 × 1 = 30/72
3. Likewise, for the 2nd fraction, since 4 × 18 = 72,
   70/4 = 70 × 18/4 × 18 = 1260/72
4. Add the two like fractions:
   30/72 + 1260/72 = 30 + 1260/72 = 1290/72
5. 1290/72 simplified gives 215/12
6. So, 30/72 + 70/4 = 215/12
   In mixed form: 1711/12

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