Subtract 12/30 from 28/32
28/32 - 12/30 is 19/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 30 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
28/32 = 28 × 15/32 × 15 = 420/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
12/30 = 12 × 16/30 × 16 = 192/480 - Subtract the two like fractions:
420/480 - 192/480 = 420 - 192/480 = 228/480 - After reducing the fraction, the answer is 19/40
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