Subtract 7/5 from 5/4
1st number: 1 1/4, 2nd number: 1 2/5
54 - 75 is -320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
54 = 5 × 54 × 5 = 2520 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
75 = 7 × 45 × 4 = 2820 - Subtract the two like fractions:
2520 - 2820 = 25 - 2820 = -320
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