How do I calculate the area of a rectangle?
Length times width
What is a rectangle?
Rechteck
What is a square?
Quadrat
What are odd and even integers?
Ungerade und gerade ganze Zahlen
What is a remainder?
What’s left of a fraction: 11 divided by 3 has a remainder of 2 (3 fits 3 times in 11, then there’s 2 left)