Activity
K-5 Math Teaching Resources

K 5 Math Teaching Resources: Add and Subtract Ten on a Number Line [Pdf]

For Students 1st - 2nd Standards
Students will roll a die and follow the directions to explore adding and subtracting on a number line.
Unit Plan
Khan Academy

Khan Academy: Add Using Groups of 10 and 100

For Students 1st - 3rd Standards
Practice making groups of 10 and 100 while adding 3-digit numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.