Subtract 30/14 from 40/10, Solve 4 0/10

Subtract 30/14 from 40/10

1^st number: 4 0/10, 2^nd number: 2 2/14

40/10 - 30/14 is 13/7.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 14 is 70

Next, find the equivalent fraction of both fractional numbers with denominator 70
For the 1st fraction, since 10 × 7 = 70,
40/10 = 40 × 7/10 × 7 = 280/70
Likewise, for the 2nd fraction, since 14 × 5 = 70,
30/14 = 30 × 5/14 × 5 = 150/70
Subtract the two like fractions:
280/70 - 150/70 = 280 - 150/70 = 130/70
After reducing the fraction, the answer is 13/7
In mixed form: 16/7

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