Subtract 4/70 from 56/30, Solve 1 26/30

Subtract 4/70 from 56/30

1^st number: 1 26/30, 2^nd number: 4/70

56/30 - 4/70 is 38/21.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 30 × 7 = 210,
56/30 = 56 × 7/30 × 7 = 392/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
4/70 = 4 × 3/70 × 3 = 12/210
Subtract the two like fractions:
392/210 - 12/210 = 392 - 12/210 = 380/210
After reducing the fraction, the answer is 38/21
In mixed form: 117/21

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