For a clock, the largest value is 12. For angles around a circle, the largest is 360°. In this activity, we start with a maximum of 60, and look at some patterns that arise from clock arithmetic around a circle.

For a clock, the largest value is 12. For angles around a circle, the largest is 360°. In this activity, we start with a maximum of 60, and look at some patterns that arise from clock arithmetic around a circle.