Curated OER
Add Like an Egyptian
Add and subtract 20 interesting problems, all written with ancient Egyptian numbers. A great challenge to increase interest in math and problem-solving skills, kids will work through each problem; answering by drawing the correct...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Babylonian Number System
Dr. Math takes on a question about the Babylonian base-60 math system, explaining how a sexagesimal system looks and works in comparison with our decimal (base 10) system.
University of St. Andrews (UK)
University of St. Andrews: An Overview of Babylonian Mathematics
Information and examples of how the base 60 number system of the Babylonians worked in calculating problems similar to those we face today. Has a section comparing Pythagoras's theorem to Babylonian math.