Subtract 45/70 from 48/40
1st number: 1 8/40, 2nd number: 45/70
48/40 - 45/70 is 39/70.
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,
48/40 = 48 × 7/40 × 7 = 336/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
45/70 = 45 × 4/70 × 4 = 180/280 - Subtract the two like fractions:
336/280 - 180/280 = 336 - 180/280 = 156/280 - After reducing the fraction, the answer is 39/70
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