Partner A Partner B: An Easy Way to Make Math Practice More Collaborative
Practice is a necessary part of learning mathematics, but that doesn’t mean it has to feel repetitive.
Even a well-designed practice set can turn into students quietly working through problems one after another. Sometimes that’s exactly what students need. Other times, a simple change in structure can turn the same kind of practice into an opportunity for collaboration, discussion, and deeper thinking.
Partner A Partner B is one of my favorite ways to do that.
What Is Partner A Partner B?
The routine starts with a simple worksheet divided into two columns: Partner A and Partner B.
Two students work together, with each student choosing one column to complete.
At first, this might not sound any more engaging than a normal practice worksheet.
Here’s the catch: The problems in each row are different, but the problems in each pair have the same answer.
After completing each row, partners check their answers.
If they match, they move on.
If they don’t, they have to work together to figure out where the difference came from.
That small change turns an ordinary practice set into a collaborative math activity. Students have a reason to talk, explain their thinking, check their work, and look for errors.
Why Use Partner A Partner B?
One reason I like this math practice structure is that it creates opportunities for student discussion without requiring a completely different activity.
With a traditional practice set, students can easily get off to the races and work independently. Partner A Partner B gives them a reason to slow down and work together.
It also creates a natural opportunity for error analysis.
When two answers don’t match, both students have to look closely at their work. They aren't just checking whether an answer is right or wrong. They’re trying to understand why the answers are different.
And sometimes, one student gets to teach the other.
I love creating opportunities for peer teaching because students are often closer to the learning process than we are as teachers. They are actively working through the challenges of learning the content, and they can sometimes explain an idea to a classmate in a way that makes immediate sense.
When Should You Use Partner A Partner B?
I prefer to use this routine after students have had sufficient time to learn the concept they're practicing.
If students are introduced to Partner A Partner B too early, both partners may still be struggling to understand the content. That can make productive collaboration difficult.
Give students some time to build confidence first. Then this routine can provide an opportunity to practice, explain, check, and learn from one another.
As for frequency, variety is key.
Any engaging math activity can lose some of its impact if students do it constantly. I wouldn't use Partner A Partner B more than once every couple of weeks.
For example, one stretch of my actual classroom might have looked like this:
Day 13 — Partner A Partner B
Day 15 — Card Sort
Day 16 — Bucket of Lies
Day 17 — Art Challenge
Day 24 — Digital Activity
Day 28 — Partner A Partner B
Think of Partner A Partner B as another tool in your teaching toolbelt.
The goal isn't to make every practice day a big production. It's to have enough different structures available that you can strategically mix things up and keep practice fresh.
Want More Engaging Math Practice Ideas?
You can find all of the Partner A Partner B assignments in the When Math Happens curriculum.
Go to the Algebra 1 or Geometry curriculum and select Partner A & B from the Routines filter. You'll see all of the lessons that include this type of assignment.
And if you're looking for more ways to increase engagement and curiosity in your math classroom, check out our Unlocking Curiosity workshop. We explore everything from big moments like 3 Act Math to smaller everyday structures like Partner A Partner B and vocabulary routines.
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