Subtract 40/48 from 30/28
1st number: 1 2/28, 2nd number: 40/48
30/28 - 40/48 is 5/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 28 × 12 = 336,
30/28 = 30 × 12/28 × 12 = 360/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
40/48 = 40 × 7/48 × 7 = 280/336 - Subtract the two like fractions:
360/336 - 280/336 = 360 - 280/336 = 80/336 - After reducing the fraction, the answer is 5/21
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