Subtract 21/16 from 8/70
1st number: 8/70, 2nd number: 1 5/16
8/70 - 21/16 is -671/560.
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,
8/70 = 8 × 8/70 × 8 = 64/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
21/16 = 21 × 35/16 × 35 = 735/560 - Subtract the two like fractions:
64/560 - 735/560 = 64 - 735/560 = -671/560
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