Subtract 70/40 from 63/35
1st number: 1 28/35, 2nd number: 1 30/40
63/35 - 70/40 is 1/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
63/35 = 63 × 8/35 × 8 = 504/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
70/40 = 70 × 7/40 × 7 = 490/280 - Subtract the two like fractions:
504/280 - 490/280 = 504 - 490/280 = 14/280 - After reducing the fraction, the answer is 1/20
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