Subtract 70/28 from 63/36
1st number: 1 27/36, 2nd number: 2 14/28
63/36 - 70/28 is -3/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
63/36 = 63 × 7/36 × 7 = 441/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
70/28 = 70 × 9/28 × 9 = 630/252 - Subtract the two like fractions:
441/252 - 630/252 = 441 - 630/252 = -189/252 - After reducing the fraction, the answer is -3/4
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