Subtract 20/50 from 42/16
1st number: 2 10/16, 2nd number: 20/50
42/16 - 20/50 is 89/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
42/16 = 42 × 25/16 × 25 = 1050/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
20/50 = 20 × 8/50 × 8 = 160/400 - Subtract the two like fractions:
1050/400 - 160/400 = 1050 - 160/400 = 890/400 - After reducing the fraction, the answer is 89/40
- In mixed form: 29/40
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