Subtract 90/49 from 18/10
1st number: 1 8/10, 2nd number: 1 41/49
18/10 - 90/49 is -9/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
18/10 = 18 × 49/10 × 49 = 882/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
90/49 = 90 × 10/49 × 10 = 900/490 - Subtract the two like fractions:
882/490 - 900/490 = 882 - 900/490 = -18/490 - After reducing the fraction, the answer is -9/245
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