Answers

Subtract 21/50 from 40/9

1^st number: 4 4/9, 2^nd number: 21/50

40/9 - 21/50 is 1811/450.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 50 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 9 × 50 = 450,
   40/9 = 40 × 50/9 × 50 = 2000/450
3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
   21/50 = 21 × 9/50 × 9 = 189/450
4. Subtract the two like fractions:
   2000/450 - 189/450 = 2000 - 189/450 = 1811/450
5. In mixed form: 411/450

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