Subtract 42/72 from 90/32
1st number: 2 26/32, 2nd number: 42/72
90/32 - 42/72 is 107/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 72 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
90/32 = 90 × 9/32 × 9 = 810/288 - Likewise, for the 2nd fraction, since 72 × 4 = 288,
42/72 = 42 × 4/72 × 4 = 168/288 - Subtract the two like fractions:
810/288 - 168/288 = 810 - 168/288 = 642/288 - After reducing the fraction, the answer is 107/48
- In mixed form: 211/48
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