Subtract 3/70 from 5/40
5/40 - 3/70 is 23/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
5/40 = 5 × 7/40 × 7 = 35/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
3/70 = 3 × 4/70 × 4 = 12/280 - Subtract the two like fractions:
35/280 - 12/280 = 35 - 12/280 = 23/280
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