Recording of Global Math Week: "Dots and Tods … and Subtraction" with James Tanton

This is a recording of a live-streamed event that took place on Tuesday, October 13, 2020, at 11:30 am.

Appropriate for all ages.

MoMath and the Global Math Project (GMP) teamed up for the fourth annual Global Math Week.  Each day of the week, GMP co-founder Dr. James Tanton presented a lesson on the topic of Exploding Dots.  See and experience what millions across the globe regularly call “mind blowing”!

Day 4: Experience an astonishing way to make sense of long subtraction.

To learn about MoMath’s policies regarding video recordings, visit videos.momath.org.

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