Subtract 21/80 from 75/2
1st number: 37 1/2, 2nd number: 21/80
75/2 - 21/80 is 2979/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
75/2 = 75 × 40/2 × 40 = 3000/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
21/80 = 21 × 1/80 × 1 = 21/80 - Subtract the two like fractions:
3000/80 - 21/80 = 3000 - 21/80 = 2979/80 - In mixed form: 3719/80
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