Subtract 70/49 from 18/35
1st number: 18/35, 2nd number: 1 21/49
18/35 - 70/49 is -32/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
18/35 = 18 × 7/35 × 7 = 126/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
70/49 = 70 × 5/49 × 5 = 350/245 - Subtract the two like fractions:
126/245 - 350/245 = 126 - 350/245 = -224/245 - After reducing the fraction, the answer is -32/35
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