Solutions by everydaycalculation.com

1^{st} number: 1 12/28, 2^{nd} number: 15/70

4028 - 1570 is 1714.

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

LCM of 28 and 70 is**140**

Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,

4028 = 40 × 528 × 5 = 200140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,

1570 = 15 × 270 × 2 = 30140 - Subtract the two like fractions:

200140 - 30140 = 200 - 30140 = 170140 - After reducing the fraction, the answer is 1714
- In mixed form: 1314

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