Subtract 2/25 from 70/80
70/80 - 2/25 is 159/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 80 × 5 = 400,
70/80 = 70 × 5/80 × 5 = 350/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
2/25 = 2 × 16/25 × 16 = 32/400 - Subtract the two like fractions:
350/400 - 32/400 = 350 - 32/400 = 318/400 - After reducing the fraction, the answer is 159/200
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