Subtract 9/42 from 40/3
1st number: 13 1/3, 2nd number: 9/42
40/3 - 9/42 is 551/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
40/3 = 40 × 14/3 × 14 = 560/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
9/42 = 9 × 1/42 × 1 = 9/42 - Subtract the two like fractions:
560/42 - 9/42 = 560 - 9/42 = 551/42 - In mixed form: 135/42
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