Subtract 20/7 from 30/32
1st number: 30/32, 2nd number: 2 6/7
30/32 - 20/7 is -215/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 7 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 32 × 7 = 224,
30/32 = 30 × 7/32 × 7 = 210/224 - Likewise, for the 2nd fraction, since 7 × 32 = 224,
20/7 = 20 × 32/7 × 32 = 640/224 - Subtract the two like fractions:
210/224 - 640/224 = 210 - 640/224 = -430/224 - After reducing the fraction, the answer is -215/112
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