Subtract 75/4 from 1/70
1st number: 1/70, 2nd number: 18 3/4
1/70 - 75/4 is -2623/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 4 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
1/70 = 1 × 2/70 × 2 = 2/140 - Likewise, for the 2nd fraction, since 4 × 35 = 140,
75/4 = 75 × 35/4 × 35 = 2625/140 - Subtract the two like fractions:
2/140 - 2625/140 = 2 - 2625/140 = -2623/140
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