Subtract 18/45 from 50/4
1st number: 12 2/4, 2nd number: 18/45
50/4 - 18/45 is 121/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 45 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 45 × 4 = 180,
18/45 = 18 × 4/45 × 4 = 72/180 - Subtract the two like fractions:
2250/180 - 72/180 = 2250 - 72/180 = 2178/180 - After reducing the fraction, the answer is 121/10
- In mixed form: 121/10
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