Subtract 40/10 from 18/49
1st number: 18/49, 2nd number: 4 0/10
18/49 - 40/10 is -178/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
18/49 = 18 × 10/49 × 10 = 180/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
40/10 = 40 × 49/10 × 49 = 1960/490 - Subtract the two like fractions:
180/490 - 1960/490 = 180 - 1960/490 = -1780/490 - After reducing the fraction, the answer is -178/49
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