Solutions by everydaycalculation.com

1^{st} number: 2 0/4, 2^{nd} number: 3/10

84 - 310 is 1710.

- Find the least common denominator or LCM of the two denominators:

LCM of 4 and 10 is**20**

Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,

84 = 8 × 54 × 5 = 4020 - Likewise, for the 2nd fraction, since 10 × 2 = 20,

310 = 3 × 210 × 2 = 620 - Subtract the two like fractions:

4020 - 620 = 40 - 620 = 3420 - After reducing the fraction, the answer is 1710
- In mixed form: 1710

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