Subtract 45/49 from 10/30
10/30 - 45/49 is -86/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 49 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
10/30 = 10 × 49/30 × 49 = 490/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
45/49 = 45 × 30/49 × 30 = 1350/1470 - Subtract the two like fractions:
490/1470 - 1350/1470 = 490 - 1350/1470 = -860/1470 - After reducing the fraction, the answer is -86/147
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