In this resource, you will find 12 math strategy posters for double and triple digit addition and subtraction. The posters revolve around 3 main strategies: split, jump and round. You can use these for direct math instruction, small group, student reference, etc. These strategies are taught before the standard algorithms and allow students to build flexible strategies and build number sense.

Posters Included:

• Split Strategy: Double Digit Addition

• Jump Strategy: Double Digit Addition

• Round Strategy: Double Digit Addition

• Split Strategy: Triple Digit Addition

• Jump Strategy: Triple Digit Addition

• Round Strategy: Triple Digit Addition

• Jump Strategy: Double Digit Subtraction (moving backward on the open number line)

• Jump Strategy: Double Digit Subtraction (moving forward on the open number line)

• Round Strategy: Double Digit Subtraction

• Jump Strategy: Triple Digit Subtraction (moving backward on the open number line)

• Jump Strategy: Triple Digit Subtraction (moving forward on the open number line)

• Round Strategy: Triple Digit Subtraction