Subtract 12/48 from 21/5
1st number: 4 1/5, 2nd number: 12/48
21/5 - 12/48 is 79/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 5 × 48 = 240,
21/5 = 21 × 48/5 × 48 = 1008/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
12/48 = 12 × 5/48 × 5 = 60/240 - Subtract the two like fractions:
1008/240 - 60/240 = 1008 - 60/240 = 948/240 - After reducing the fraction, the answer is 79/20
- In mixed form: 319/20
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