Solutions by everydaycalculation.com
836 - 936 is -136.
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Related: 16/36-9/36 8/36-18/36 8/72-9/36 8/36-9/72 24/36-9/36 8/36-27/36 40/36-9/36 8/36-45/36 56/36-9/36 8/36-63/36
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