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Student Instructions
Click on the 
The first few pages of this activity show you how to use the mental math strategy for adding left to right. Using the 
tool, answer the next few pages making sure to show your work. You may also use the 
to explain your answers. Click on the green 
to send to your teacher when you are done.
3rd Grade,
Other,
Math
Students will edit this template:
Break the numbers up into 10’s and 1s.
Teacher Notes (not visible to students)
Mental Math: adding left to right
