Subtract 20/10 from 28/32
1st number: 28/32, 2nd number: 2 0/10
28/32 - 20/10 is -9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 10 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
28/32 = 28 × 5/32 × 5 = 140/160 - Likewise, for the 2nd fraction, since 10 × 16 = 160,
20/10 = 20 × 16/10 × 16 = 320/160 - Subtract the two like fractions:
140/160 - 320/160 = 140 - 320/160 = -180/160 - After reducing the fraction, the answer is -9/8
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