Subtract 70/49 from 1/15
1st number: 1/15, 2nd number: 1 21/49
1/15 - 70/49 is -143/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
1/15 = 1 × 49/15 × 49 = 49/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
70/49 = 70 × 15/49 × 15 = 1050/735 - Subtract the two like fractions:
49/735 - 1050/735 = 49 - 1050/735 = -1001/735 - After reducing the fraction, the answer is -143/105
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