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Ratio and Proportion

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We found 180 post available for you

I need help raking my leaves
Algebra Number Sense Current events Ratio and Proportion
Brian has spent too much time thinking about his leaves. He's worried about raking them alone and thinking about how long the job would take if people helped. In this activity students see the inve...

Inflation and the cost of gasoline
Algebra Number Sense Math and Science Math and Social Studies Ratio and Proportion
 In 1980, one gallon of gasoline costs $1.22.  Today's prices are a lot higher.  Is that because the price has gone up or because in 1980 you could buy a lot more than you can buy today...

Giant Pumpkins 2022
Number Sense Math and Food Ratio and Proportion Data and probability Wow factor
5 pound pumpkin compared to giant pumpkinLet your students marvel at World Record winning giant pumpkins as they use proportions to calculate the quantities of pumpkin puree and the number of pumpkin ...

How much caffeine are you consuming?
Algebra Number Sense Math and Science Math and Food Ratio and Proportion Wow factor
   Did you know that there is an amount of caffeine that is too much for the growing brain of a teenager?  We did some research and have asked students to examine the sources of caffei...

Hexadecimal coloring
Number Sense Geometry Math and Science Math and Art Ratio and Proportion
 Probably most of us have heard of and even used hexadecimal color codes. Don't you wonder why their number descriptions really make sense? In this activity we first ask students to color in our ...

Where should I drop my puck
Algebra Number Sense Geometry Ratio and Proportion 3-act tasks Data and probability
  Act 1 - Give students time to view the game board above or give them our one-page activity. The above picture is larger when you click on it. Ask students for their gut reaction about which sl...

Mallie's latest Big Burger
Algebra Number Sense Math and Food Ratio and Proportion
It's time to treat your students to ratios, proportions, fractions and BIG BURGERS! In this activity students explore the ratio of the various ingredients in the world's largest burger (pic...

NBA Finals 2022
Number Sense Sports Ratio and Proportion Data and probability
The Celtics will meet the Warriors this year! Teams are competing in the playoffs and the NBA Finals are right around the corner.  Let's do a little sports history and data analysis through ...

The odds of horse race betting
Algebra Number Sense Sports Current events Ratio and Proportion Data and probability
Rich Strike surprised everyone at the Kentucky Derby horse race in early May by moving from 18th place at the half-way mark (out of 20 horses) to winning the race. Churchill Downs, the track in...

Banana Art "Comedian"
Algebra Number Sense Math and Food Math and Art Ratio and Proportion Funny
What do you think this activity might be about? What do you wonder? How much would you pay for this piece of art? How much profit is involved in this sale? ...
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