Subtract 4/80 from 20/35
20/35 - 4/80 is 73/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 35 × 16 = 560,
20/35 = 20 × 16/35 × 16 = 320/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
4/80 = 4 × 7/80 × 7 = 28/560 - Subtract the two like fractions:
320/560 - 28/560 = 320 - 28/560 = 292/560 - After reducing the fraction, the answer is 73/140
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