Subtract 2/70 from 28/32, Solve 28/32

Subtract 2/70 from 28/32

28/32 - 2/70 is 237/280.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 70 is 1120

Next, find the equivalent fraction of both fractional numbers with denominator 1120
For the 1st fraction, since 32 × 35 = 1120,
28/32 = 28 × 35/32 × 35 = 980/1120
Likewise, for the 2nd fraction, since 70 × 16 = 1120,
2/70 = 2 × 16/70 × 16 = 32/1120
Subtract the two like fractions:
980/1120 - 32/1120 = 980 - 32/1120 = 948/1120
After reducing the fraction, the answer is 237/280

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