Answers

Add 10/70 and 90/60

1^st number: 10/70, 2^nd number: 1 30/60

10/70 + 90/60 is 23/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 70 × 6 = 420,
   10/70 = 10 × 6/70 × 6 = 60/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   90/60 = 90 × 7/60 × 7 = 630/420
4. Add the two like fractions:
   60/420 + 630/420 = 60 + 630/420 = 690/420
5. 690/420 simplified gives 23/14
6. So, 10/70 + 90/60 = 23/14
   In mixed form: 19/14

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