Subtract 70/80 from 84/54
1st number: 1 30/54, 2nd number: 70/80
84/54 - 70/80 is 49/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 80 is 2160
Next, find the equivalent fraction of both fractional numbers with denominator 2160 - For the 1st fraction, since 54 × 40 = 2160,
84/54 = 84 × 40/54 × 40 = 3360/2160 - Likewise, for the 2nd fraction, since 80 × 27 = 2160,
70/80 = 70 × 27/80 × 27 = 1890/2160 - Subtract the two like fractions:
3360/2160 - 1890/2160 = 3360 - 1890/2160 = 1470/2160 - After reducing the fraction, the answer is 49/72
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