Answers

Add 75/70 and 20/56

1^st number: 1 5/70, 2^nd number: 20/56

75/70 + 20/56 is 10/7.

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,
   20/56 = 20 × 5/56 × 5 = 100/280
4. Add the two like fractions:
   300/280 + 100/280 = 300 + 100/280 = 400/280
5. 400/280 simplified gives 10/7
6. So, 75/70 + 20/56 = 10/7
   In mixed form: 13/7

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