Answer:
[tex]300+20+1+\frac{5}{10}+\frac{1}{100}[/tex]Explanation:
We can go ahead and write 321.51 in expanded form as seen below;
[tex]321.51=(3\times100)+(2\times10)+(1\times1)+(5\times\frac{1}{10})+(1\times\frac{1}{100})[/tex][tex]=300+20+1+\frac{5}{10}+\frac{1}{100}[/tex]