Subtract 42/80 from 63/9
1st number: 7 0/9, 2nd number: 42/80
63/9 - 42/80 is 259/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 9 × 80 = 720,
63/9 = 63 × 80/9 × 80 = 5040/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
42/80 = 42 × 9/80 × 9 = 378/720 - Subtract the two like fractions:
5040/720 - 378/720 = 5040 - 378/720 = 4662/720 - After reducing the fraction, the answer is 259/40
- In mixed form: 619/40
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