Solutions by everydaycalculation.com
1st number: 20 0/2, 2nd number: 20 1/4
402 - 814 is -14.
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Related: 80/2-81/4 40/4-81/4 40/2-81/8 40/6-81/4 40/2-81/12 40/10-81/4 40/2-81/20 40/14-81/4 40/2-81/28
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