Subtract 7/50 from 2/45
2/45 - 7/50 is -43/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 45 × 10 = 450,
2/45 = 2 × 10/45 × 10 = 20/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
7/50 = 7 × 9/50 × 9 = 63/450 - Subtract the two like fractions:
20/450 - 63/450 = 20 - 63/450 = -43/450
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