Answers

Add 90/5 and 70/7

1^st number: 18 0/5, 2^nd number: 10 0/7

90/5 + 70/7 is 28/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 7 is 35
   
   Next, find the equivalent fraction of both fractional numbers with denominator 35
2. For the 1st fraction, since 5 × 7 = 35,
   90/5 = 90 × 7/5 × 7 = 630/35
3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
   70/7 = 70 × 5/7 × 5 = 350/35
4. Add the two like fractions:
   630/35 + 350/35 = 630 + 350/35 = 980/35
5. 980/35 simplified gives 28/1
6. So, 90/5 + 70/7 = 28/1

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