Tag Archives: three-act math tasks

Number Sense: Helping Adult Numeracy Students Close the Gap

“About 1 in 5 adults in the U.S. lacks the math competence expected of a middle-schooler, meaning they have trouble with those ordinary tasks [calculating a tip, doing fractions to double a recipe, know how much change to expect from a cashier] and aren’t qualified for many of today’s jobs.” 

I came across this quote in an article called “Early Number Sense Plays a Role in Later Math Skills“. The author attempts to trace this statistic back to a root cause and comes up with a University of Missouri study done with 7th graders who were given a test to assess a variety of math skills needed to function in the world as an adult. They found that the students who were behind on the seventh-grade test were the same students who had the least number sense or fluency in mathematics in the first grade.

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Inspiring Student Curiosity (or What’s “Real” about Real-world Math?)

“So I’m there on the beach with my friend Ben when we notice a taco cart up the road. Ben wants to walk straight over, but I’m thinking we walk a lot slower in the sand than we do on the street. So I say we walk straight to the street and then down the street to the cart. So we went our separate ways…” Thus begins the first Three-Act math task I ever experienced, courtesy of Dan Meyer.

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