Subtract 25/70 from 30/35
30/35 - 25/70 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 35 × 2 = 70,
30/35 = 30 × 2/35 × 2 = 60/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
25/70 = 25 × 1/70 × 1 = 25/70 - Subtract the two like fractions:
60/70 - 25/70 = 60 - 25/70 = 35/70 - After reducing the fraction, the answer is 1/2
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