Subtract 3/15 from 60/21
1st number: 2 18/21, 2nd number: 3/15
60/21 - 3/15 is 93/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 15 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
60/21 = 60 × 5/21 × 5 = 300/105 - Likewise, for the 2nd fraction, since 15 × 7 = 105,
3/15 = 3 × 7/15 × 7 = 21/105 - Subtract the two like fractions:
300/105 - 21/105 = 300 - 21/105 = 279/105 - After reducing the fraction, the answer is 93/35
- In mixed form: 223/35
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