Subtract 90/45 from 70/48
1st number: 1 22/48, 2nd number: 2 0/45
70/48 - 90/45 is -13/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
70/48 = 70 × 15/48 × 15 = 1050/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
90/45 = 90 × 16/45 × 16 = 1440/720 - Subtract the two like fractions:
1050/720 - 1440/720 = 1050 - 1440/720 = -390/720 - After reducing the fraction, the answer is -13/24
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