Subtract 40/50 from 90/48
1st number: 1 42/48, 2nd number: 40/50
90/48 - 40/50 is 43/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 50 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 48 × 25 = 1200,
90/48 = 90 × 25/48 × 25 = 2250/1200 - Likewise, for the 2nd fraction, since 50 × 24 = 1200,
40/50 = 40 × 24/50 × 24 = 960/1200 - Subtract the two like fractions:
2250/1200 - 960/1200 = 2250 - 960/1200 = 1290/1200 - After reducing the fraction, the answer is 43/40
- In mixed form: 13/40
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