[填空题]
Typical temperatures in the wi f6f+9,-w teyu9 hwkinv*+8 hahr zxbj(e6a-d9 7cn)wl /tnpvterior of the Earth and Sun are about 4000$^{\circ} $ C and $ \times10^{6 }$ $^{\circ} $ C respectively.
(a) What are these temperatures in kelvins? K $ \times10^{ 6}$K
(b) What percent error is made in each case if a person forgets to change $^{\circ} $ C to K? $\approx$ %(Round to the nearest integer) $\approx$ %(Round to three decimal places)