Answers

Subtract 2/60 from 21/40

21/40 - 2/60 is 59/120.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 60 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 40 × 3 = 120,
   21/40 = 21 × 3/40 × 3 = 63/120
3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
   2/60 = 2 × 2/60 × 2 = 4/120
4. Subtract the two like fractions:
   63/120 - 4/120 = 63 - 4/120 = 59/120

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