Subtract 3/16 from 81/70
1st number: 1 11/70, 2nd number: 3/16
81/70 - 3/16 is 543/560.
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,
81/70 = 81 × 8/70 × 8 = 648/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
3/16 = 3 × 35/16 × 35 = 105/560 - Subtract the two like fractions:
648/560 - 105/560 = 648 - 105/560 = 543/560
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