Answers

Add 5/70 and 90/8

1^st number: 5/70, 2^nd number: 11 2/8

5/70 + 90/8 is 317/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 8 is 280
2. For the 1st fraction, since 70 × 4 = 280,
   5/70 = 5 × 4/70 × 4 = 20/280
3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
   90/8 = 90 × 35/8 × 35 = 3150/280
4. Add the two fractions:
   20/280 + 3150/280 = 20 + 3150/280 = 3170/280
5. After reducing the fraction, the answer is 317/28
6. In mixed form: 119/28

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