Subtract 2/28 from 40/50, Solve 40/50

Subtract 2/28 from 40/50

40/50 - 2/28 is 51/70.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 28 is 700

Next, find the equivalent fraction of both fractional numbers with denominator 700
For the 1st fraction, since 50 × 14 = 700,
40/50 = 40 × 14/50 × 14 = 560/700
Likewise, for the 2nd fraction, since 28 × 25 = 700,
2/28 = 2 × 25/28 × 25 = 50/700
Subtract the two like fractions:
560/700 - 50/700 = 560 - 50/700 = 510/700
After reducing the fraction, the answer is 51/70

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