13 search results for "5.NBT.2"

Iphone 5

This is only part of the infographic published and copywrited by AVALAUNCH MEDIA.  We’ve left off the solution of this graphic so that your class can come to their own range of iPhone5 costs.

Macy’s Thanksgiving Day parade

Students study a map of the Macy’s Thanksgiving Day parade, describe, measure and hypothesize why this route was chosen.   Then they calculate how long each band will be marching and what time they will arrive at the finish. Students…

Who had the greatest NBA season ever?

Some of the greats; Larry Bird, Michael Jordan, Magic Johnson Another NBA regular season has wrapped up.  Kevin Durant had a terrific year with great offensive production.  Who had the greatest NBA season of all time?  Which player contributed the…

Negative Exponents? Ugh

This activity/post is a little different than are usual posts.  We look at a particular math concept and consider how to use context, models and CCSS math practices to increase student understanding.  This activity focuses on negative exponents.  Even if you…

Triple Crown, 2014

Victor Espinoza riding California Chrome The Kentucky Derby was just run. May 17th will be the running of the Preakness horse race. The Preakness is the second race of the Triple Crown. Will California Chrome win the Preakness too and get a chance…

Bits, bytes, and nibbles

Clicking on the image will show it larger. I’m not very good at understanding how large my device capacities are and how big the files that I want to download are in comparison.  I decided to practice with the numbers…

Cost of light bulbs – New and improved

There’s a lot of misinformation out there about the cost to consumers of CFL and LED bulbs and the savings in energy and money that could be realized. Let your students “do the math” and realize some of the profit…

Big Burger 2013

Time to treat the kids to ratios, proportions, fractions and big burgers! In this activity students explore ratio of the different ingredients in the world’s largest burger.  They then apply this ratio of ingredients to other giant burgers. 

Legos

Act One: The world record for the tallest structure made of Legos was recently set in Seoul, South Korea.  Check out the pictures and video below: How much do you estimate that it costs for only the materials, to build this tower?

How much do we spend on Mother’s Day?

Image from Trendhunter.com Here is a Mother’s Day Infographic from 2012.  Use the Mother’s Day event to engage your students in approximating, reasoning, and investigating.  Brian has asked students to estimate how much is spent in the United States for…

Never-ending pasta

On September 8, 2014, Olive Garden offered a $100 pass for never-ending pasta and Coca Cola soft drinks.  The 1,000 patrons who quickly bought up the passes will be entitled to as much pasta as they like (with toppings) from…

Cruising

There have been a lot of cruise ship mishaps and disasters this year. While these are in the news, let your students consider how these floating cities manage their resources and which of their needs are precarious as they calculate…

Bank of America Debit Card Fees

Millions of people and businesses use debit cards every day.  Banks didn’t charge customers for their use. Banks actually gave rewards and incentives to customers for using them. So how did banks make money from debit cards?  Banks charged the…