Subtract 36/5 from 45/40
1st number: 1 5/40, 2nd number: 7 1/5
45/40 - 36/5 is -243/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
36/5 = 36 × 8/5 × 8 = 288/40 - Subtract the two like fractions:
45/40 - 288/40 = 45 - 288/40 = -243/40
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