Subtract 30/72 from 90/35
1st number: 2 20/35, 2nd number: 30/72
90/35 - 30/72 is 181/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
90/35 = 90 × 72/35 × 72 = 6480/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
30/72 = 30 × 35/72 × 35 = 1050/2520 - Subtract the two like fractions:
6480/2520 - 1050/2520 = 6480 - 1050/2520 = 5430/2520 - After reducing the fraction, the answer is 181/84
- In mixed form: 213/84
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