Ib feem pua ntawm daim duab sawv cev tus lej ntawm ib puas ib feem tus nqi sib raug rau. Piv txwv li, "75 feem pua" yog lwm txoj kev hais tias "75 feem ntawm 100." Txhawm rau xam ib feem pua, tag nrho cov nyiaj yuav tsum paub, ntxiv rau qhov feem pua lossis feem pua.
Dab tsi yog 6% raws li tus lej tag nrho?
Vim tus lej sib npaug ntawm ib feem pua yog tus lej tshaj 100, 6 feem pua yog 6/100, i.e., 0.06.
% tag nrho yog dab tsi?
Muab tag nrho tus lej los ntawm 100. Cov lus teb tshwm sim yog nws tus nqi raws li feem pua. Lwm txoj hauv kev yog ntxiv tus lej lej tom qab tag nrho cov lej xws li 4, thiab tom qab ntawd txav tus lej ob qhov chaw mus rau sab xis, sau rau txhua qhov chaw khoob nrog xoom, thiab ntxiv cov cim feem pua =400%.
Puas yog ib feem ntawm tus lej ntawm 100?
Percentage, uas kuj tseem hu ua feem pua, yog feem ntawm tus lej tawm ntawm 100%. Feem pua hais tias "ib puas" thiab qhia txog ib daim ntawm tag nrho cov nyiaj. Piv txwv li, 45% sawv cev rau 45 ntawm 100, lossis 45 feem pua ntawm tag nrho cov nyiaj. Feem pua tseem hu ua "tawm ntawm 100" lossis "rau txhua 100."
pes tsawg tus qauv yog dab tsi?
Percentage xam tau los ntawm kev faib tus nqi los ntawm tag nrho cov nqi, thiab ces muab qhov tshwm sim los ntawm 100. Cov mis siv los xam feem pua yog: (tus nqi/tag nrho tus nqi) × 100%.
