Subtract 96/54 from 21/70
1st number: 21/70, 2nd number: 1 42/54
21/70 - 96/54 is -133/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
21/70 = 21 × 27/70 × 27 = 567/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
96/54 = 96 × 35/54 × 35 = 3360/1890 - Subtract the two like fractions:
567/1890 - 3360/1890 = 567 - 3360/1890 = -2793/1890 - After reducing the fraction, the answer is -133/90
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