Subtract 4/5 from 8/2
1st number: 4 0/2, 2nd number: 4/5
82 - 45 is 165.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 5 is 10 - For the 1st fraction, since 2 × 5 = 10,
82 = 8 × 52 × 5 = 4010 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
45 = 4 × 25 × 2 = 810 - Subtract the two fractions:
4010 - 810 = 40 - 810 = 3210 - After reducing the fraction, the answer is 165
- In mixed form: 315
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