Landforms in the Library

Landforms

Landforms	Dewey decimal numbers
Volcano	551.21
Cave	551.4
Glaciers	551.312
Rivers	552.483
Lakes	551.48
Sea	551.46

My Xtramaths Result

I got all of my answers right but I missed one. I just need to be faster.

My Xtra maths Results

I am proud that I've got most of it right and just 3 wrong, but I hope I'll try get all of it right.