Answers

Add 14/90 and 49/40

1^st number: 14/90, 2^nd number: 1 9/40

14/90 + 49/40 is 497/360.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 40 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   14/90 = 14 × 4/90 × 4 = 56/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   49/40 = 49 × 9/40 × 9 = 441/360
4. Add the two like fractions:
   56/360 + 441/360 = 56 + 441/360 = 497/360
5. So, 14/90 + 49/40 = 497/360
   In mixed form: 1137/360

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