Subtract 25/16 from 45/70
1st number: 45/70, 2nd number: 1 9/16
45/70 - 25/16 is -103/112.
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,
25/16 = 25 × 35/16 × 35 = 875/560 - Subtract the two like fractions:
360/560 - 875/560 = 360 - 875/560 = -515/560 - After reducing the fraction, the answer is -103/112
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