Subtract 90/30 from 84/16
1st number: 5 4/16, 2nd number: 3 0/30
84/16 - 90/30 is 9/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
84/16 = 84 × 15/16 × 15 = 1260/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
90/30 = 90 × 8/30 × 8 = 720/240 - Subtract the two like fractions:
1260/240 - 720/240 = 1260 - 720/240 = 540/240 - After reducing the fraction, the answer is 9/4
- In mixed form: 21/4
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