Answers

Add 49/14 and 45/40

1^st number: 3 7/14, 2^nd number: 1 5/40

49/14 + 45/40 is 37/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 14 × 20 = 280,
   49/14 = 49 × 20/14 × 20 = 980/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   45/40 = 45 × 7/40 × 7 = 315/280
4. Add the two like fractions:
   980/280 + 315/280 = 980 + 315/280 = 1295/280
5. 1295/280 simplified gives 37/8
6. So, 49/14 + 45/40 = 37/8
   In mixed form: 45/8

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