Subtract 40/72 from 90/4
1st number: 22 2/4, 2nd number: 40/72
90/4 - 40/72 is 395/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 4 × 18 = 72,
90/4 = 90 × 18/4 × 18 = 1620/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
40/72 = 40 × 1/72 × 1 = 40/72 - Subtract the two like fractions:
1620/72 - 40/72 = 1620 - 40/72 = 1580/72 - After reducing the fraction, the answer is 395/18
- In mixed form: 2117/18
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