Solutions by everydaycalculation.com

1^{st} number: 5 0/10, 2^{nd} number: 1 10/20

5010 - 3020 is 72.

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

LCM of 10 and 20 is**20**

Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,

5010 = 50 × 210 × 2 = 10020 - Likewise, for the 2nd fraction, since 20 × 1 = 20,

3020 = 30 × 120 × 1 = 3020 - Subtract the two like fractions:

10020 - 3020 = 100 - 3020 = 7020 - After reducing the fraction, the answer is 72
- In mixed form: 312

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