Subtract 2/72 from 30/32, Solve 30/32

Subtract 2/72 from 30/32

30/32 - 2/72 is 131/144.

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,
30/32 = 30 × 9/32 × 9 = 270/288
Likewise, for the 2nd fraction, since 72 × 4 = 288,
2/72 = 2 × 4/72 × 4 = 8/288
Subtract the two like fractions:
270/288 - 8/288 = 270 - 8/288 = 262/288
After reducing the fraction, the answer is 131/144

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