Answers

Add 75/70 and 45/49

1^st number: 1 5/70, 2^nd number: 45/49

75/70 + 45/49 is 195/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 49 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 70 × 7 = 490,
   75/70 = 75 × 7/70 × 7 = 525/490
3. Likewise, for the 2nd fraction, since 49 × 10 = 490,
   45/49 = 45 × 10/49 × 10 = 450/490
4. Add the two like fractions:
   525/490 + 450/490 = 525 + 450/490 = 975/490
5. 975/490 simplified gives 195/98
6. So, 75/70 + 45/49 = 195/98
   In mixed form: 197/98

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