Subtract 1/45 from 30/15
1st number: 2 0/15, 2nd number: 1/45
30/15 - 1/45 is 89/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
30/15 = 30 × 3/15 × 3 = 90/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
1/45 = 1 × 1/45 × 1 = 1/45 - Subtract the two like fractions:
90/45 - 1/45 = 90 - 1/45 = 89/45 - In mixed form: 144/45
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