Subtract 49/21 from 45/50
1st number: 45/50, 2nd number: 2 7/21
45/50 - 49/21 is -43/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
45/50 = 45 × 21/50 × 21 = 945/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
49/21 = 49 × 50/21 × 50 = 2450/1050 - Subtract the two like fractions:
945/1050 - 2450/1050 = 945 - 2450/1050 = -1505/1050 - After reducing the fraction, the answer is -43/30
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