Subtract 72/35 from 81/24
1st number: 3 9/24, 2nd number: 2 2/35
81/24 - 72/35 is 369/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 35 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 24 × 35 = 840,
81/24 = 81 × 35/24 × 35 = 2835/840 - Likewise, for the 2nd fraction, since 35 × 24 = 840,
72/35 = 72 × 24/35 × 24 = 1728/840 - Subtract the two like fractions:
2835/840 - 1728/840 = 2835 - 1728/840 = 1107/840 - After reducing the fraction, the answer is 369/280
- In mixed form: 189/280
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