# Tag: percent

## Justin Verlander’s hugely expensive lunch

Check out Justin Verlander’s luncheon bill. What do you notice? What do you wonder? Students might be interested in or impressed by what a \$1 million dollar charge does to Justin Verlander’s tip.

## \$10,000 a week or \$10 million all at once?

Would you rather have \$10,000 a week or \$10 million all at once? What kinds of things do we need to think about or factor in when making this decision? If you had to advise the winner of this drawing,…

## Double Discount

Wow, check out this sale!  I’m gonna be able to get this great hoodie so cheap!   If I use the promo code what will be the total percent off? The activity: DoublePercentOff.pdf CCSS: 6RP.3, 7.RP.3, HSF.IF.C.8b, HSF.LE.A.1c

Facebook is so accepted in our world today that it is even part of nightly news broadcasts as people are noted for receiving huge numbers of likes in appreciation or interest. Mark Zuckerberg, the founder and CEO of Facebook, is…

## Losing team in the playoffs, 2015

Hey, the playoffs are about to begin.  The best teams from the leagues compete to determine the champion. Must be some really great teams! But wait, the 2014-15 Carolina Panthers made the NFL playoffs by winning the NFC South with a…

## Green, green river

During the St. Patrick’s Day parade in Chicago, the local plumbers union dyes the Chicago River emerald green. Students learn what PPM (parts per million) means and  attempt to figure out how much dye is used to sufficiently color the…

## Shamrock Shake

For Saint Patrick’s Day add a little nutrition math to your celebration.  In this post we look at calories, carbohydrates, sugars, fats, and proteins to decide what would be left for our day’s meal allotment after we had lunch and…

## Where have all the flowers … come from?

Thursday, February 14, 2019, is Valentine’s Day.  Start the “love hoopla” with this graphic on where all of the flowers come from.  This is part of the graphic from http://visual.ly/valentines-day-facts What fraction of these roses are shaded red?  The red ones…

## Starbucks, 2012

Time to give students some authentic math on a topic they will surely be interested in … Starbucks.  We ask and answer a few questions in this activity. About how many drinks does Starbucks sell in a year? If I…

What is an IPO?  Are they always good investments? Students analyze charts and data, learn a little about investing, calculate percent loss (unfortunately), and make some Facebook stock projections. facebook-IPO.pdf

## Linsanity

Jeremy Lin is the New York Knicks most startling player.  His story is exciting in that he graduated from Harvard in 2010 and was not immediately drafted into the NBA.  At first he was playing in the NBA Development League…

## All Star Game 2012

The NBA All Star game is being held on February 26th.  Did you know that this was the third major professional sport all star game in the last month. The Pro Bowl and the NHL All Star Game were also…

## Approaching Seven Billion people

To see the present world population, go here.  http://www.worldometers.info/world-population/ During the Fall 2011 the 7 billionth human on earth was born. The counter mentioned above gives updated approximations of the current world population.  When will we hit 8 billion people? …

## Occupy Wall Street protest is growing

The Occupy Wall Street (OWS) movement has grown since it began on September 17th.  Students can look at charts that show percent mentions of the demonstrations and calculate the percentage of media mentions, percentage of comment  growth, and the percentages…