3.CN.04 - Connections - Understand multiple representations and how they are related - Matching (medium difficulty)
There are many ways to show the same number. If you you want to say "ten" then you could say it as 10 , or you could say 1+1+1+1+1+1+1+1+1, or you could even have a rod number block of 10. Match each number to another way of saying that number.
This activity is related to the New York State Math Learning Standard for 3rd grade 3.CN.4. For more 3rd grade math use affilitate code