Answers

Add 90/10 and 70/7

1^st number: 9 0/10, 2^nd number: 10 0/7

90/10 + 70/7 is 19/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 7 is 70
   
   Next, find the equivalent fraction of both fractional numbers with denominator 70
2. For the 1st fraction, since 10 × 7 = 70,
   90/10 = 90 × 7/10 × 7 = 630/70
3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
   70/7 = 70 × 10/7 × 10 = 700/70
4. Add the two like fractions:
   630/70 + 700/70 = 630 + 700/70 = 1330/70
5. 1330/70 simplified gives 19/1
6. So, 90/10 + 70/7 = 19/1

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