a sampai d ya makasih

a. °C => K = °C + 273
=======> = 0 °C + 273
=======> = 273 K

b. K => °C = K - 273
=======> = 0 K - 273
=======> = - 273 °C

c. °C => K = °C + 273
=======> = 273 °C + 273
=======> = 546 K

d. K => °C = K - 273
=======> = 273 K - 273
=======> = 0 °C

Semoga Membantu :) Maaf kalo slh