Answers

Add 75/18 and 15/70

1^st number: 4 3/18, 2^nd number: 15/70

75/18 + 15/70 is 92/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   75/18 = 75 × 35/18 × 35 = 2625/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   15/70 = 15 × 9/70 × 9 = 135/630
4. Add the two like fractions:
   2625/630 + 135/630 = 2625 + 135/630 = 2760/630
5. 2760/630 simplified gives 92/21
6. So, 75/18 + 15/70 = 92/21
   In mixed form: 48/21

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