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.
threshold noun (ENTRANCE). âº [C] the âpart of a âfloor at the âentrance to a âbuilding or âroom: Itâs âtraditional for a man to âcarry his âbride over the threshold. (Definition of threshold from the Cambridge Academic Content Dictionary Â© Cambridge University Press). See all translations.