Subtract 90/21 from 35/50
1st number: 35/50, 2nd number: 4 6/21
35/50 - 90/21 is -251/70.
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,
35/50 = 35 × 21/50 × 21 = 735/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
90/21 = 90 × 50/21 × 50 = 4500/1050 - Subtract the two like fractions:
735/1050 - 4500/1050 = 735 - 4500/1050 = -3765/1050 - After reducing the fraction, the answer is -251/70
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