m483 day 09 april 30
TRANSCRIPT
POW due
For SMSLesson plan plan if you are teaching
Monday (e-mail ok)
Math 483
Cutting Corners
12”
9”
Squares are cut from a 9-by-12-inch piece of cardboard so the four flaps can be folded up. What
size squares should be cut so that the volume of the box is the largest possible?
ReversalsTake a three-digit number, reverse its digits, and subtract the smaller from the larger. Reverse the digits of the result and add.
123 -> 321, 321 – 123 = 198198 -> 891, 198 + 891 = 1089
IN OUT
+5
x2?
x4
÷8
?x6
-4+2+8
Lots of SquaresCan you divide a square into a certain number of smaller squares?
Assignments• Two Article Responses will be sent through e-mail
tonight (Due Monday)• POW due Wed (Diff of Squares)
SMS• Your plan for Monday @ SMS if teaching (e-mail ok)
Cutting Through the Layers