Subtract 21/48 from 45/15
1st number: 3 0/15, 2nd number: 21/48
45/15 - 21/48 is 41/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
45/15 = 45 × 16/15 × 16 = 720/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
21/48 = 21 × 5/48 × 5 = 105/240 - Subtract the two like fractions:
720/240 - 105/240 = 720 - 105/240 = 615/240 - After reducing the fraction, the answer is 41/16
- In mixed form: 29/16
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