Subtract 70/30 from 90/49
1st number: 1 41/49, 2nd number: 2 10/30
90/49 - 70/30 is -73/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 49 × 30 = 1470,
90/49 = 90 × 30/49 × 30 = 2700/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
70/30 = 70 × 49/30 × 49 = 3430/1470 - Subtract the two like fractions:
2700/1470 - 3430/1470 = 2700 - 3430/1470 = -730/1470 - After reducing the fraction, the answer is -73/147
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