Subtract 2/50 from 21/15, Solve 1 6/15

Subtract 2/50 from 21/15

1^st number: 1 6/15, 2^nd number: 2/50

21/15 - 2/50 is 34/25.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 15 × 10 = 150,
21/15 = 21 × 10/15 × 10 = 210/150
Likewise, for the 2nd fraction, since 50 × 3 = 150,
2/50 = 2 × 3/50 × 3 = 6/150
Subtract the two like fractions:
210/150 - 6/150 = 210 - 6/150 = 204/150
After reducing the fraction, the answer is 34/25
In mixed form: 19/25

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