Subtract 72/48 from 45/70
1st number: 45/70, 2nd number: 1 24/48
45/70 - 72/48 is -6/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
45/70 = 45 × 24/70 × 24 = 1080/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
72/48 = 72 × 35/48 × 35 = 2520/1680 - Subtract the two like fractions:
1080/1680 - 2520/1680 = 1080 - 2520/1680 = -1440/1680 - After reducing the fraction, the answer is -6/7
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