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Model multiplying a fraction by a mixed number on Polypad! Try for yourself at Mathigon @desmosclassroom Amplify #iteachmath #mtbos
65,428 views • 3 years ago •via X (Twitter)
9 Comments

@MathigonOrg @desmosclassroom @Amplify 🤯 Sooo beautiful!!!👏🏾👏🏾👏🏾 Really illustrates “___ groups of ____” so effectively to deepen understanding of fractions and multiplication of fractions. And soo user-friendly. One of my favorite tools right now.

@MathigonOrg @desmosclassroom @Amplify Great to hear. Thanks for sharing. Glad you find it helpful in your work. Please reach out anytime with questions and suggestions. The best feedback we get is from educators using Polypad in their work!

@BurdessAlicia @MathigonOrg @desmosclassroom @Amplify Ah! I JUST did this with students last week! It was SMOOTH!

@MathigonOrg @desmosclassroom @Amplify I love this! Will you also show how to multiply a mixed number by a fraction on Polypad, ie. start with 3.5 and multiply it by 4/5 to show that the answer is the same?

@MathigonOrg @desmosclassroom @Amplify Oh! Great idea! How's this?

@MathigonOrg @desmosclassroom @Amplify @MrsKGilliland

@MathigonOrg @desmosclassroom @Amplify How it handle 3 1/3?

@MathigonOrg @desmosclassroom @Amplify Good question! The rename feature can be helpful here! Of course, the goal is to use these tools to make sense of the underlying mathematics so students can abstract the ideas and eventually solve these questions without manipulatives.

@MathigonOrg @desmosclassroom @Amplify Too difficult just: 3(1/2)×4/5=7/2×4/5=28/10 =2(8/10)=2(4/5)
