Subtract 24/70 from 63/90
63/90 - 24/70 is 5/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 70 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
63/90 = 63 × 7/90 × 7 = 441/630 - Likewise, for the 2nd fraction, since 70 × 9 = 630,
24/70 = 24 × 9/70 × 9 = 216/630 - Subtract the two like fractions:
441/630 - 216/630 = 441 - 216/630 = 225/630 - After reducing the fraction, the answer is 5/14
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