Answers

Add 6/56 and 90/70

1^st number: 6/56, 2^nd number: 1 20/70

6/56 + 90/70 is 39/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 56 × 5 = 280,
   6/56 = 6 × 5/56 × 5 = 30/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   90/70 = 90 × 4/70 × 4 = 360/280
4. Add the two like fractions:
   30/280 + 360/280 = 30 + 360/280 = 390/280
5. 390/280 simplified gives 39/28
6. So, 6/56 + 90/70 = 39/28
   In mixed form: 111/28

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