Subtract 63/72 from 12/35
12/35 - 63/72 is -149/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
12/35 = 12 × 72/35 × 72 = 864/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
63/72 = 63 × 35/72 × 35 = 2205/2520 - Subtract the two like fractions:
864/2520 - 2205/2520 = 864 - 2205/2520 = -1341/2520 - After reducing the fraction, the answer is -149/280
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