Subtract 54/80 from 40/7
1st number: 5 5/7, 2nd number: 54/80
40/7 - 54/80 is 1411/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
40/7 = 40 × 80/7 × 80 = 3200/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
54/80 = 54 × 7/80 × 7 = 378/560 - Subtract the two like fractions:
3200/560 - 378/560 = 3200 - 378/560 = 2822/560 - After reducing the fraction, the answer is 1411/280
- In mixed form: 511/280
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