Subtract 70/48 from 28/90
1st number: 28/90, 2nd number: 1 22/48
28/90 - 70/48 is -413/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
28/90 = 28 × 8/90 × 8 = 224/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
70/48 = 70 × 15/48 × 15 = 1050/720 - Subtract the two like fractions:
224/720 - 1050/720 = 224 - 1050/720 = -826/720 - After reducing the fraction, the answer is -413/360
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