Note: This is a remake of our 2014 and 2017 activities “How Much Does a Lego Cost?”. How much could the Roman Colosseum Lego set cost ? Student first make a guess and then think about what information would be…

# Category: Ratio and Proportion

## Thanksgiving, Black Friday, football and giving (12 activities)

## Black Friday

## Lots of Cranberries

## Veterans Day 2020

## Leaves are pretty but …

## Ravensburger huge puzzle

## 14 activities for Halloween

## Candy deals

## Is the Electoral College fair?

After showing the video consider asking your students what the grouping of students must have been for “colored pencils” to win the class electoral college? Is there more than one possibility? What is the minimum number of students that could have voted for colored pencils for them to still win the Electoral College. Students then consider scenarios where a candidate wins the popular vote, but loses the Electoral College.

## Is the Electoral College vote similar to the Popular vote?

## Costume spending 2020

Use our current data on Halloween spending in America to engage your students in an analysis of the ratios and percents of population, participation, and money spent in honor of October 31st. This activity takes kids through finding parts of wholes as well as ratio, percents and proportion problems. Beware: the tasks in this activity involve some large numbers as well as some challenging fraction/ratio/proportion problems.

## Monster cake

First, students need to find the surface area that the M&Ms cover in order to approximate how many M&Ms she needs to finish her cake.

When Brian tried to make the cake, he mistakenly added too much peanut butter. Now all the of ingredients will need to be increased by some percent to insure that the cake maintains appropriate ingredient ratios?