Answers

Add 75/70 and 45/56

1^st number: 1 5/70, 2^nd number: 45/56

75/70 + 45/56 is 15/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 70 × 4 = 280,
   75/70 = 75 × 4/70 × 4 = 300/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   45/56 = 45 × 5/56 × 5 = 225/280
4. Add the two like fractions:
   300/280 + 225/280 = 300 + 225/280 = 525/280
5. 525/280 simplified gives 15/8
6. So, 75/70 + 45/56 = 15/8
   In mixed form: 17/8

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