Subtract 72/48 from 90/20
1st number: 4 10/20, 2nd number: 1 24/48
90/20 - 72/48 is 3/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 20 × 12 = 240,
90/20 = 90 × 12/20 × 12 = 1080/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
72/48 = 72 × 5/48 × 5 = 360/240 - Subtract the two like fractions:
1080/240 - 360/240 = 1080 - 360/240 = 720/240 - After reducing the fraction, the answer is 3/1
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