Subtract 21/70 from 84/3, Solve 28 0/3

Subtract 21/70 from 84/3

1^st number: 28 0/3, 2^nd number: 21/70

84/3 - 21/70 is 277/10.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 70 is 210

Next, find the equivalent fraction of both fractional numbers with denominator 210
For the 1st fraction, since 3 × 70 = 210,
84/3 = 84 × 70/3 × 70 = 5880/210
Likewise, for the 2nd fraction, since 70 × 3 = 210,
21/70 = 21 × 3/70 × 3 = 63/210
Subtract the two like fractions:
5880/210 - 63/210 = 5880 - 63/210 = 5817/210
After reducing the fraction, the answer is 277/10
In mixed form: 277/10

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