Subtract 30/60 from 90/48
1st number: 1 42/48, 2nd number: 30/60
90/48 - 30/60 is 11/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
90/48 = 90 × 5/48 × 5 = 450/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
30/60 = 30 × 4/60 × 4 = 120/240 - Subtract the two like fractions:
450/240 - 120/240 = 450 - 120/240 = 330/240 - After reducing the fraction, the answer is 11/8
- In mixed form: 13/8
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