Subtract 90/49 from 7/30
1st number: 7/30, 2nd number: 1 41/49
7/30 - 90/49 is -2357/1470.
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,
7/30 = 7 × 49/30 × 49 = 343/1470 - Likewise, for the 2nd fraction, since 49 × 30 = 1470,
90/49 = 90 × 30/49 × 30 = 2700/1470 - Subtract the two like fractions:
343/1470 - 2700/1470 = 343 - 2700/1470 = -2357/1470
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