20's multipulcation
What is 21 x 3?
What is 63.
What is 30 x 5
What is 150.
What is 40 x 6?
What is 240.
What is 50 x 7
What is 350.
What is 60 x 3
What is 90.
What is 29 x 3?
What is 87.
What is 37 x 7?
What is 259.
What is 40 x 8?
What is 320.
What is 50 x 10?
What is 500.
What is 60 x 12?
What is 720.