2023-11-20 09:44:37
What me? Irrational?
What me? Irrational?

We've found that some students believe that the approximation that their calculators show for irrational numbers is exact. Here's an activity that you can advertise as long multiplication review. After they study our calculations have a discussion just to clarify what they know and bring home the notion of approximations.
Comments (0)
Display 1 - 10 Of total 0
Giant chocolate bunnies
What can you deduce about these bunnies f...
Storm cleanup
This activity could be used as an introduction...
Geometry of Flooding
In 2010, March was so rainy th...
The new largest Lego set ever - The Roman Colosseum
Note: This is a remake of our 2014 and 201...
Civil rights marches, how do you count a crowd?
On October 16, 1995,&n...
Which gasoline is the cheapest?
When Brian traveled to ...
Eliud Kipchoge runs marathon in 1:59:40.2
Eliud Kipchoge breaks 2 hour marathon ba...
Curiosity landed on Mars
Keep your students up on what's happening in s...
Chocolate heart-shaped raspberry cake
For Valentine's Day, bake a cake!
Stude...
Shrinking Toblerone
New York Times photo - Credit Darren Sta...