Subtract 28/7 from 49/84
1st number: 49/84, 2nd number: 4 0/7
49/84 - 28/7 is -41/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
49/84 = 49 × 1/84 × 1 = 49/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
28/7 = 28 × 12/7 × 12 = 336/84 - Subtract the two like fractions:
49/84 - 336/84 = 49 - 336/84 = -287/84 - After reducing the fraction, the answer is -41/12
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