Subtract 14/40 from 72/70
1st number: 1 2/70, 2nd number: 14/40
72/70 - 14/40 is 19/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
72/70 = 72 × 4/70 × 4 = 288/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
14/40 = 14 × 7/40 × 7 = 98/280 - Subtract the two like fractions:
288/280 - 98/280 = 288 - 98/280 = 190/280 - After reducing the fraction, the answer is 19/28
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