Subtract 81/49 from 10/8
1st number: 1 2/8, 2nd number: 1 32/49
10/8 - 81/49 is -79/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
10/8 = 10 × 49/8 × 49 = 490/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
81/49 = 81 × 8/49 × 8 = 648/392 - Subtract the two like fractions:
490/392 - 648/392 = 490 - 648/392 = -158/392 - After reducing the fraction, the answer is -79/196
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