Answers

Add 35/72 and 84/70

1^st number: 35/72, 2^nd number: 1 14/70

35/72 + 84/70 is 607/360.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 70 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 72 × 35 = 2520,
   35/72 = 35 × 35/72 × 35 = 1225/2520
3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
   84/70 = 84 × 36/70 × 36 = 3024/2520
4. Add the two like fractions:
   1225/2520 + 3024/2520 = 1225 + 3024/2520 = 4249/2520
5. 4249/2520 simplified gives 607/360
6. So, 35/72 + 84/70 = 607/360
   In mixed form: 1247/360

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