Answers

Add 10/60 and 90/84

1^st number: 10/60, 2^nd number: 1 6/84

10/60 + 90/84 is 26/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   10/60 = 10 × 7/60 × 7 = 70/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   90/84 = 90 × 5/84 × 5 = 450/420
4. Add the two like fractions:
   70/420 + 450/420 = 70 + 450/420 = 520/420
5. 520/420 simplified gives 26/21
6. So, 10/60 + 90/84 = 26/21
   In mixed form: 15/21

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