Subtract 7/50 from 42/9, Solve 4 6/9

Subtract 7/50 from 42/9

1^st number: 4 6/9, 2^nd number: 7/50

42/9 - 7/50 is 679/150.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 9 × 50 = 450,
42/9 = 42 × 50/9 × 50 = 2100/450
Likewise, for the 2nd fraction, since 50 × 9 = 450,
7/50 = 7 × 9/50 × 9 = 63/450
Subtract the two like fractions:
2100/450 - 63/450 = 2100 - 63/450 = 2037/450
After reducing the fraction, the answer is 679/150
In mixed form: 479/150

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