Subtract 49/70 from 84/40
1st number: 2 4/40, 2nd number: 49/70
84/40 - 49/70 is 7/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
84/40 = 84 × 7/40 × 7 = 588/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
49/70 = 49 × 4/70 × 4 = 196/280 - Subtract the two like fractions:
588/280 - 196/280 = 588 - 196/280 = 392/280 - After reducing the fraction, the answer is 7/5
- In mixed form: 12/5
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