Subtract 45/84 from 40/30
1st number: 1 10/30, 2nd number: 45/84
40/30 - 45/84 is 67/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
40/30 = 40 × 14/30 × 14 = 560/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
45/84 = 45 × 5/84 × 5 = 225/420 - Subtract the two like fractions:
560/420 - 225/420 = 560 - 225/420 = 335/420 - After reducing the fraction, the answer is 67/84
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