Answers

Add 64/35 and 70/72

1^st number: 1 29/35, 2^nd number: 70/72

64/35 + 70/72 is 3529/1260.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 72 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 35 × 72 = 2520,
   64/35 = 64 × 72/35 × 72 = 4608/2520
3. Likewise, for the 2nd fraction, since 72 × 35 = 2520,
   70/72 = 70 × 35/72 × 35 = 2450/2520
4. Add the two like fractions:
   4608/2520 + 2450/2520 = 4608 + 2450/2520 = 7058/2520
5. 7058/2520 simplified gives 3529/1260
6. So, 64/35 + 70/72 = 3529/1260
   In mixed form: 21009/1260

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