Subtract 20/90 from 16/8
1st number: 2 0/8, 2nd number: 20/90
16/8 - 20/90 is 16/9.
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,
16/8 = 16 × 45/8 × 45 = 720/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
20/90 = 20 × 4/90 × 4 = 80/360 - Subtract the two like fractions:
720/360 - 80/360 = 720 - 80/360 = 640/360 - After reducing the fraction, the answer is 16/9
- In mixed form: 17/9
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