Subtract 45/90 from 64/8
1st number: 8 0/8, 2nd number: 45/90
64/8 - 45/90 is 15/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
64/8 = 64 × 45/8 × 45 = 2880/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
45/90 = 45 × 4/90 × 4 = 180/360 - Subtract the two like fractions:
2880/360 - 180/360 = 2880 - 180/360 = 2700/360 - After reducing the fraction, the answer is 15/2
- In mixed form: 71/2
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