Subtract 63/4 from 90/15
1st number: 6 0/15, 2nd number: 15 3/4
90/15 - 63/4 is -39/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
90/15 = 90 × 4/15 × 4 = 360/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
63/4 = 63 × 15/4 × 15 = 945/60 - Subtract the two like fractions:
360/60 - 945/60 = 360 - 945/60 = -585/60 - After reducing the fraction, the answer is -39/4
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