7/12-(1/4). first you need a common denominator which is 12. in the first fraction we already have a 12, so we don't need to multiply times anything, but the second fraction already has a 4, so what times 4 is 12, 3.
a place along a road, border, etc., where travelers are stopped for inspection. 2. a point or item, especially in a procedure, for notation, inspection, or confirmation. Origin of checkpoint. 1935-1940.
Top definition cross the threshold unknown The threshold was a log or length of wood placed in the entranceway of the peasant's hut or accommodation provided by the landlord. It contained within the hut the layers of thresh i.e. waste from harvesting corn or wheat.