Jace tried to evaluate $8\times500$ step by step. $$ | $\phantom{=}\greenD8\times\blueD{500}$ - | - ${\text{Step } 1}$ | $=\greenD8 \times \blueD{5} \times \blueD{100} $ ${\text{Step } 2}$ | $= 40\times \blueD{100} $ ${\text{Step } 3}$ |$=4000$ **Find Jace's mistake.** [[☃ radio 1]]