68 derajat Fahrenheit =…………….derajat kelvin

68 °F
= 5/9 x 68 – 32 + 273
= 37,8 – 32 + 273
= 5,8 + 273
= 278,8 °K

68°F
=5/9X68-32+273
=37,8-32+273
=5,8+273
278,8°K