Subtract 2/90 from 15/32
15/32 - 2/90 is 643/1440.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 90 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
15/32 = 15 × 45/32 × 45 = 675/1440 - Likewise, for the 2nd fraction, since 90 × 16 = 1440,
2/90 = 2 × 16/90 × 16 = 32/1440 - Subtract the two like fractions:
675/1440 - 32/1440 = 675 - 32/1440 = 643/1440
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