Answers

Add 72/18 and 35/70

1^st number: 4 0/18, 2^nd number: 35/70

72/18 + 35/70 is 9/2.

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,
   72/18 = 72 × 35/18 × 35 = 2520/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   35/70 = 35 × 9/70 × 9 = 315/630
4. Add the two like fractions:
   2520/630 + 315/630 = 2520 + 315/630 = 2835/630
5. 2835/630 simplified gives 9/2
6. So, 72/18 + 35/70 = 9/2
   In mixed form: 41/2

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