Answers

Add 28/63 and 49/40

1^st number: 28/63, 2^nd number: 1 9/40

28/63 + 49/40 is 601/360.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 40 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 63 × 40 = 2520,
   28/63 = 28 × 40/63 × 40 = 1120/2520
3. Likewise, for the 2nd fraction, since 40 × 63 = 2520,
   49/40 = 49 × 63/40 × 63 = 3087/2520
4. Add the two like fractions:
   1120/2520 + 3087/2520 = 1120 + 3087/2520 = 4207/2520
5. 4207/2520 simplified gives 601/360
6. So, 28/63 + 49/40 = 601/360
   In mixed form: 1241/360

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