Subtract 70/18 from 7/50
1st number: 7/50, 2nd number: 3 16/18
7/50 - 70/18 is -1687/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
7/50 = 7 × 9/50 × 9 = 63/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
70/18 = 70 × 25/18 × 25 = 1750/450 - Subtract the two like fractions:
63/450 - 1750/450 = 63 - 1750/450 = -1687/450
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