Add Within 100 Worksheets - 2-Digit Addition Packet - 1st Grade 2nd Grade

These activities can be used for whole-group instruction, small-group work, independent practice, assessment, or homework! I’ve also included several critical thinking activities that will help students deepen their understanding of addition.

I’ve included an easier version and a harder version of most activities. You may choose to use both versions with your students, or only which is most appropriate for your class, or use them to differentiate!

Included Strategies:

Using Base Ten Blocks

Drawing Base Ten Blocks

Using a Number Chart

Using a Number Line

Using an Open Number Line

Counting On

Solving Word Problems

Stacking Numbers Vertically

Decomposing into Tens and Ones

Using Expanded Form

Regrouping to Make a New Ten

Using Mental Math

Check out the Video Preview to see exactly what's included!

Let me know if you have any questions! :)