Subtract 3/8 from 12/49
12/49 - 3/8 is -51/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
12/49 = 12 × 8/49 × 8 = 96/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
3/8 = 3 × 49/8 × 49 = 147/392 - Subtract the two like fractions:
96/392 - 147/392 = 96 - 147/392 = -51/392
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