Subtract 21/60 from 90/50
1st number: 1 40/50, 2nd number: 21/60
90/50 - 21/60 is 29/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
90/50 = 90 × 6/50 × 6 = 540/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
21/60 = 21 × 5/60 × 5 = 105/300 - Subtract the two like fractions:
540/300 - 105/300 = 540 - 105/300 = 435/300 - After reducing the fraction, the answer is 29/20
- In mixed form: 19/20
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