Grade 4 - Singapore Primary Mathematics
Primary Math 4 delivers clear teaching, clever challenges, and real-world math your child can actually use. Build skills, boost confidence, and keep things moving—without the groans or guesswork.
$130.75
Quantity:
(2022 Edition)
By fourth grade, math begins asking students to work with larger numbers, more abstract concepts, and increasingly complex relationships between ideas.
Primary Mathematics 4 (2022 Edition) builds those skills through visual models, structured problem solving, and mathematical reasoning.
Originally developed for Singapore’s Ministry of Education, this program uses a carefully structured approach that emphasizes understanding concepts before moving into procedures and algorithms.
The program follows a Concrete → Pictorial → Abstract (CPA) progression. Students continue using hands-on materials and visual models while gradually relying more heavily on reasoning, symbolic work, and increasingly abstract thinking.
Grade 4 expands mathematical thinking through topics like:
- Whole numbers into the ten-thousands
- Addition, subtraction, multiplication, and division
- Bar models and multi-step problem solving
- Fractions and decimals
- Area, perimeter, geometry, measurement, and conversions
Manipulatives remain useful, particularly for fractions, place value, and visual modeling. Timberdoodle focuses on the essentials so students can continue building understanding without overwhelming your schoolroom.
More resources, such as Additional Practice, provide opportunities for review, reinforcement, puzzles, and more challenging problem-solving.
Primary Mathematics 4 emphasizes reasoning, visual thinking, and flexible problem solving, so students spend less time memorizing isolated procedures and more time understanding how mathematical ideas connect.
How to Use Primary Mathematics 4
- Aim to complete about 15 pages each week between the Student Book and the Additional Practice Book. This pace comfortably finishes the course during a standard school year while leaving room for review when needed.
- Use the Home Instructor Guide regularly. It provides lesson support, teaching notes, pacing suggestions, visual aids, materials lists, and answer keys so you can focus more on teaching and less on preparation.
- Expect students to spend more time working through larger problems and multi-step solutions. Fourth-grade math often requires more discussion, especially when introducing new strategies and visual models.
- Continue talking through solutions together. Encourage your child to explain strategies, compare methods, and describe how he arrived at an answer rather than simply checking whether it is correct.
- Keep lessons consistent. Shorter, regular sessions often work better than longer blocks as concepts become more abstract.
- Use manipulatives and visual models when needed - they still play an important role even as mathematical thinking becomes more advanced.
About the Manipulatives
What's the deal with all the math manipulatives? Great question—because there are a lot of them. Chips, clocks, spinners, scales, cubes, coins—you name it, Primary Mathematics 2022 probably calls for it. And yes, they're colorful, hands-on, and genuinely helpful for understanding tricky concepts.
Manipulatives make math click by showing ideas in action. They're especially powerful for visual and tactile learners, turning abstract concepts into "aha!" moments. That's why schools with space and deep pockets love this curriculum—it's designed for big shelves and big budgets.
But let's be real: in a homeschool setting, buying all the manipulatives would be a one-way ticket to cluttered cabinets and a budget breakdown. That's why we only stock the essentials—the ones that truly matter most for at-home learners.
Can you still make it work without every last piece? Absolutely. Grab real coins for money lessons. Use your old alarm clock to teach time. Snap together building bricks or pour rice in a measuring cup. Creative substitutes count!
Primary Mathematics 2022 follows a Concrete ➝ Pictorial ➝ Abstract teaching model, and many lessons show the manipulatives in pictures. So even without the full toolkit, your child will still build strong math skills—and maybe even have a little fun along the way.
Need the complete list? Scroll down to the details. Ready to improvise? You've got this.
ISBN: 9789814913225
Grade: 4
Page Count: 328
Dimensions: 12 x 10 x 0.75 in
Weight: 2 lbs
Binding: Standard
Color: Grayscale
Cover: Soft
Perforated: No
ISBN: 9789814913232
Grade: 4
Page Count: 184
Dimensions: 12 x 10 x 0.75 in
Weight: 2 lbs
Binding: Standard
Color: Grayscale
Cover: Soft
Perforated: No
ISBN: 9789814911429
Grade: 4
Page Count: 248
Dimensions: 11 x 8.5 x 0.625 in
Weight: 1.9 lbs
Binding: Standard
Color: Color
Cover: Soft
Perforated: Yes
ISBN: 9789814911436
Grade: 4
Page Count: 216
Dimensions: 11 x 8.5 x 0.5 in
Weight: 1.3 lbs
Binding: Standard
Color: Color
Cover: Soft
Perforated: Yes
ISBN: 9789814911627
Grade: 4
Page Count: 180
Dimensions: 11 x 8.5 x 0.25 in
Weight: 0.7 lbs
Binding: Standard
Color: Grayscale
Cover: Soft
Perforated: No
ISBN: 9789814911634
Grade: 4
Page Count: 128
Dimensions: 11 x 8.5 x 0.25 in
Weight: 0.7 lbs
Binding: Standard
Color: Grayscale
Cover: Soft
Perforated: No
Unlike the other tests, the placement tests for Primary Mathematics 2022 are set up to see if a student is ready to enter that grade level. So, for example, if a student successfully completes the 4A test, then they are likely ready, to begin with the material in 4A and should also take the 4B placement test to see if they are ready to begin with that material. If they do poorly on the 4B test, they could start with 4A. If they do well on the 4B test, they could take the 5A test (see Placement Test tab on Singapore Primary Mathematics level 5 product page) to see if they are ready to learn that material.
Primary Mathematics 4A Placement Test
Primary Mathematics 4B Placement Test
Find answers to the most frequently asked questions about this product below:
As you know, several older versions of the very popular Singapore Math exist. The good news is that you can seamlessly switch from any other version to Primary Mathematics 2022. Primary Mathematics 2022 can be used with students of all abilities, but it is perfect for students who struggle with math. Its scope, pace, and review make it a much more manageable curriculum. Primary Mathematics 2022 covers math topics taught in U.S. public schools, so transitioning to any other U.S. curriculum should be straightforward.
Unlike the other tests, the placement tests for Primary Mathematics 2022 are set up to see if a student is ready to enter that grade level. So, for example, if a student successfully completes the 2A test, then they are likely ready, to begin with the material in 2A and should also take the 2B placement test to see if they are ready to begin with that material. If they do poorly on the 2B test, they could start with 2A. If they do well on the 2B test, they could take the 3A test to see if they are ready to learn that material.
- May 21, 2026
Rachelle
This is the best math curriculum for elementary schools. It is state standards aligned.
- March 19, 2024
Strike three...
Elizabeth D.
After reading "Knowing and Teaching Elementary Mathematics" I was convinced that Singapore math was the way to go, but this just hasn't worked well for our family. The teachers manual does not feel like it was written for home educators, it is very detailed without actually being clear about how to teach a lesson, and I find more success just winging it with the books... though not much. This might be a great fit for some families, but we need something that has a clear, simple, straightforward plan. Pros: -Very attractive -lots of strategies taught for "outside the box" thinkers -All-inclusive Cons -Too many options presented at once -A lot of lessons present a concept leaning heavily on "outside the box" strategies, instead of keeping things simple -too much emphasis put on students understanding mathematical theory at a young age. Some students are ready for this, but many just don't have the critical thinking skill yet to make this sensible.
- December 4, 2023
Not our favorite Math Curriculum!
Lindsay G.
We tried this Math curriculum out this year, it just wasn't for us. I have 4 kids and found that it just required too much of my time for each child. My kids were frustrated that they couldn't work as independently as they had in the past. We eventually had to just put it away and try something else. The concept seems great, but may not be a good fit if your kids like working independently or you are homeschooling multiple young kids.
- August 15, 2023
Our favorite math curriculum!
Ryan T.
Singapore is our family’s favorite math curriculum. The lessons are straightforward without any fluff, the pages are colorful and engaging, and the manipulatives add a nice kinesthetic touch to enhance leaning. The 4th grade level contains just the right amount of material. My only complaint is that that I wish this curriculum went up to high school levels.
