Answers

Add 90/35 and 15/60

1^st number: 2 20/35, 2^nd number: 15/60

90/35 + 15/60 is 79/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 35 × 12 = 420,
   90/35 = 90 × 12/35 × 12 = 1080/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   15/60 = 15 × 7/60 × 7 = 105/420
4. Add the two like fractions:
   1080/420 + 105/420 = 1080 + 105/420 = 1185/420
5. 1185/420 simplified gives 79/28
6. So, 90/35 + 15/60 = 79/28
   In mixed form: 223/28

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