Subtract 90/63 from 2/45
1st number: 2/45, 2nd number: 1 27/63
2/45 - 90/63 is -436/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
2/45 = 2 × 7/45 × 7 = 14/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Subtract the two like fractions:
14/315 - 450/315 = 14 - 450/315 = -436/315
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