If you have 11 counters you can only form 1 array: 1x11.
With ten counters, you can form a 1x10 array, as well as a 2x5 array.
Thus even though 11>10, you can form more arrays with ten counters than eleven.
We have a Math tutor online right now to help you!
To chat with a tutor, please set up a tutoring profile by creating an account and setting up a payment method. If you initiate a chat, please note you will be charged $0.50 a minute for tutoring time.