Subtract 9/21 from 35/50, Solve 35/50

Subtract 9/21 from 35/50

35/50 - 9/21 is 19/70.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 50 × 21 = 1050,
35/50 = 35 × 21/50 × 21 = 735/1050
Likewise, for the 2nd fraction, since 21 × 50 = 1050,
9/21 = 9 × 50/21 × 50 = 450/1050
Subtract the two like fractions:
735/1050 - 450/1050 = 735 - 450/1050 = 285/1050
After reducing the fraction, the answer is 19/70

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