Subtract 45/28 from 90/14
1st number: 6 6/14, 2nd number: 1 17/28
90/14 - 45/28 is 135/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
90/14 = 90 × 2/14 × 2 = 180/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
45/28 = 45 × 1/28 × 1 = 45/28 - Subtract the two like fractions:
180/28 - 45/28 = 180 - 45/28 = 135/28 - In mixed form: 423/28
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