Subtract 18/16 from 45/70
1st number: 45/70, 2nd number: 1 2/16
45/70 - 18/16 is -27/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 70 × 8 = 560,
45/70 = 45 × 8/70 × 8 = 360/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
18/16 = 18 × 35/16 × 35 = 630/560 - Subtract the two like fractions:
360/560 - 630/560 = 360 - 630/560 = -270/560 - After reducing the fraction, the answer is -27/56
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