Answers

Add 63/30 and 90/28

1^st number: 2 3/30, 2^nd number: 3 6/28

63/30 + 90/28 is 186/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 28 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 30 × 14 = 420,
   63/30 = 63 × 14/30 × 14 = 882/420
3. Likewise, for the 2nd fraction, since 28 × 15 = 420,
   90/28 = 90 × 15/28 × 15 = 1350/420
4. Add the two like fractions:
   882/420 + 1350/420 = 882 + 1350/420 = 2232/420
5. 2232/420 simplified gives 186/35
6. So, 63/30 + 90/28 = 186/35
   In mixed form: 511/35

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