Answers

Add 30/75 and 72/70

1^st number: 30/75, 2^nd number: 1 2/70

30/75 + 72/70 is 10/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 70 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 75 × 14 = 1050,
   30/75 = 30 × 14/75 × 14 = 420/1050
3. Likewise, for the 2nd fraction, since 70 × 15 = 1050,
   72/70 = 72 × 15/70 × 15 = 1080/1050
4. Add the two like fractions:
   420/1050 + 1080/1050 = 420 + 1080/1050 = 1500/1050
5. 1500/1050 simplified gives 10/7
6. So, 30/75 + 72/70 = 10/7
   In mixed form: 13/7

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