Subtract 30/50 from 45/28
1st number: 1 17/28, 2nd number: 30/50
45/28 - 30/50 is 141/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 50 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
45/28 = 45 × 25/28 × 25 = 1125/700 - Likewise, for the 2nd fraction, since 50 × 14 = 700,
30/50 = 30 × 14/50 × 14 = 420/700 - Subtract the two like fractions:
1125/700 - 420/700 = 1125 - 420/700 = 705/700 - After reducing the fraction, the answer is 141/140
- In mixed form: 11/140
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