Answers

Subtract 27/8 from 40/10

1^st number: 4 0/10, 2^nd number: 3 3/8

40/10 - 27/8 is 5/8.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 8 is 40
   
   Next, find the equivalent fraction of both fractional numbers with denominator 40
2. For the 1st fraction, since 10 × 4 = 40,
   40/10 = 40 × 4/10 × 4 = 160/40
3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
   27/8 = 27 × 5/8 × 5 = 135/40
4. Subtract the two like fractions:
   160/40 - 135/40 = 160 - 135/40 = 25/40
5. After reducing the fraction, the answer is 5/8

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