Find the value of each expression mentally.

Elena and Kiran are comparing their collections. 
Elena says, “I have 5 tens 32 ones.”
Kiran says, “I have 7 tens 2 ones.”
Who has more in their collection?
Show your thinking using drawings, numbers, words, or expressions.

1. What do you notice?

   

   

2. Circle the representation that shows the greater number.
   Write a number to match each representation.
   Then write a comparison statement using <, >, or =.

   1.  

      

      

   2.  

      

      

   3. 5 tens 2 ones

      12 ones 3 tens

   4. 1 ten 25 ones

      

   5. 7 tens 29 ones