Answers

Add 75/30 and 45/70

1^st number: 2 15/30, 2^nd number: 45/70

75/30 + 45/70 is 22/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 70 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 30 × 7 = 210,
   75/30 = 75 × 7/30 × 7 = 525/210
3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
   45/70 = 45 × 3/70 × 3 = 135/210
4. Add the two like fractions:
   525/210 + 135/210 = 525 + 135/210 = 660/210
5. 660/210 simplified gives 22/7
6. So, 75/30 + 45/70 = 22/7
   In mixed form: 31/7

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