The Intervention Table below provides links to interventions specific to this unit. The interventions support students and teachers in filling foundational gaps revealed as students work through the unit. All listed interventions are from New Zealand’s Numeracy Project.




Cluster of Standards

Name of Intervention

Snapshot of summary or

Student I can statement. . .

Materials Master

Write and interpret numerical expressions.



Order of Operations

Use a range of strategies to solve problems that involve a combination of addition, subtraction, multiplication, and division. 

(You may substitute whole numbers for decimal examples.)

MM 8-5

Bowl a Fact

Recall basic addition, subtraction, multiplication, and division facts


Understand the place value system.




Close to 100


Identify relative values of digits in different places.


Sherpa (Tensing)


Multiply by 10s, 100s, 1000s, and other multiples of 10.

MM 6-9



Find out how many ones, tens, hundreds and thousands are in all of a whole number.

MM 4-14

MM 7-2

Perform operations with multi-digit whole numbers




A Little Bit More/ A Little Bit Less


Derive multiplication facts from 2, 5 and 10 times tables.


Animal Arrays


Derive unknown multiplication facts from known (anchor) facts.

MM 5-2

MM 6-2

Don't Subtract - Add!

Solve subtraction problems by using addition (for help with division).


Fun with Fives


Derive multiplication facts from 2, 5 and 10 times tables.

MM 4-5

Multiplication Smorgasbord


Solve multiplication and division problems by using place value and compensation strategies.


Multiplication Madness

Find the product of 3 single-digit numbers using strategies.

MM 4-16

Cut and Paste

Solve multiplication and division problems by using proportional adjustment

MM 6-5