Answers

Add 64/35 and 28/90

1^st number: 1 29/35, 2^nd number: 28/90

64/35 + 28/90 is 674/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 35 × 18 = 630,
   64/35 = 64 × 18/35 × 18 = 1152/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   28/90 = 28 × 7/90 × 7 = 196/630
4. Add the two like fractions:
   1152/630 + 196/630 = 1152 + 196/630 = 1348/630
5. 1348/630 simplified gives 674/315
6. So, 64/35 + 28/90 = 674/315
   In mixed form: 244/315

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