Subtract 40/80 from 72/6
1st number: 12 0/6, 2nd number: 40/80
72/6 - 40/80 is 23/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 6 × 40 = 240,
72/6 = 72 × 40/6 × 40 = 2880/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
40/80 = 40 × 3/80 × 3 = 120/240 - Subtract the two like fractions:
2880/240 - 120/240 = 2880 - 120/240 = 2760/240 - After reducing the fraction, the answer is 23/2
- In mixed form: 111/2
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