Subtract 28/90 from 50/4
1st number: 12 2/4, 2nd number: 28/90
50/4 - 28/90 is 1097/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 90 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 4 × 45 = 180,
50/4 = 50 × 45/4 × 45 = 2250/180 - Likewise, for the 2nd fraction, since 90 × 2 = 180,
28/90 = 28 × 2/90 × 2 = 56/180 - Subtract the two like fractions:
2250/180 - 56/180 = 2250 - 56/180 = 2194/180 - After reducing the fraction, the answer is 1097/90
- In mixed form: 1217/90
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