Subtract 7/36 from 42/9
1st number: 4 6/9, 2nd number: 7/36
42/9 - 7/36 is 161/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
42/9 = 42 × 4/9 × 4 = 168/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
7/36 = 7 × 1/36 × 1 = 7/36 - Subtract the two like fractions:
168/36 - 7/36 = 168 - 7/36 = 161/36 - In mixed form: 417/36
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