About the store
Click the star to follow my store and grab new releases at 50% off for the first 24 hours! Hi, I'm Annamarie Krejci (kret-see), a former 4th and 5th grade math teacher with 20 years of experience teaching in a departmentalized setting. My goal is to share what I’ve learned so you can spend less time prepping and more time experiencing the joy of teaching math. From small group activities, work mats, editable PowerPoint lessons, Boom Cards, and games, you'll find everything you need to bring your math block to life!
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Fractions and Decimals Math Work Mats - Tenths, Hundredths, and Thousandths
These guided work mats will help your students build conceptual understanding of fractions and decimals in tenths, hundredths, and thousandths. Several skills are covered on each mat, including visual models, number lines, standard form, and word form. Work mats are an effective supplemental resource and can also be used to accommodate students with learning difficulties. Six work mats are included:➡️ Work Mat #1: Fractions and Decimals in Tenths (less than 1) ➡️ Work Mat #2: Fractions and Decim
4th - 5th
Decimals, Fractions, Math
CCSS
4.NF.C.6
Ultimate Work Mat Bundle - 4th Grade Math Mats & Graphic Organizers Intervention
Upgrade your instructional tools with these low prep, high-impact work mats! These graphic organizers simplify complex concepts like long division and multi-digit multiplication by providing a clear structure for digit placement and organization. They are the perfect supplemental tool for accommodating diverse needs and are designed to scaffold instruction and build confidence within students as they learn new skills. 4th Grade Skills Covered:✅ Round Whole Numbers ✅ 1-Digit Multiplication Strat
4th - 5th
Decimals, Fractions, Place Value
CCSS
4.MD.A.3
, 4.MD.C.5a
, 4.MD.C.5b
+12
2 by 2-Digit Multiplication Math Work Mats Standard Algorithm Graphic Organizers
If your students struggle with double-digit multiplication, these work mats will support them and boost their confidence as they work toward mastery. Not only do these graphic organizers guide students on the placement of digits, but they also help them organize and align the numbers. You'll notice a huge difference in how quickly they learn this skill when using work mats! You'll receive 3 versions to choose from: ✅ Version 1 has a traceable zero in the second partial product to help reinforce
4th - 5th
Basic Operations, Math
CCSS
4.NBT.B.5
, 5.NBT.B.5
Long Division Graphic Organizers - Differentiated Work Mats 1 & 2-Digit Divisors
These long division templates will help your students master the standard algorithm with ease! The visual structure reduces confusion, builds confidence, and supports both independent practice and guided instruction. They have been extremely effective in helping my students learn long division and can do the same for yours! This product now includes work mats for both 4th and 5th grade with 1 and 2-digit divisors. What's included:✅ 5 levels of work mats with 1-Digit Divisors (2, 3, and 4-digit
4th - 5th
Basic Operations, Math
CCSS
4.NBT.B.6
, 5.NBT.B.6
Interpreting Remainders Editable PowerPoint - 4th Grade Division Word Problems
This 2-DAY editable PowerPoint lesson will help your students make sense of how to interpret the remainder in real-life scenarios with basic division facts. Two sets of guided notes provide opportunities for students to act the problems out with manipulatives, draw models, write equations, and justify their reasoning for interpreting remainders. Three ways to interpret the remainder are included:⭐ Add 1 to the quotient ⭐ The remainder is the answer ⭐ Drop the remainder What's included:✅ Day 1
4th - 5th
Basic Operations, Math, Other (Math)
CCSS
4.OA.A.3
U.S. States and Capitals Flashcards with State Labels and Maps - Test Prep
Help your students learn all 50 states and capitals with this full set of printable flashcards! They're great for studying and can also be used for matching games or activities like Quiz-Quiz-Trade. To prepare flashcards, print and fold them down the middle. You can also laminate a few sets and place them on rings to keep in your classroom for the years to come. Two sets are included:✅ Set 1 has the state colored in and labeled for extra support ✅ Set 2 has the state colored in, but the state is
4th - 6th
Geography
Also included in: U.S. 50 States and Capitals Activity Bundle - Test Prep, Choic
Decompose Fractions and Improper Fractions: Write Fractions as Sums Worksheets
These 4th grade worksheets will help students better understand how to decompose fractions and improper fractions into a sum of unit and non-unit fractions using models and equations. The visual models and number bonds will support students as they begin decomposing fractions into sums. By the end, students will express fractions as sums without models. Here is a breakdown of the five worksheets:Worksheet #1: Decompose fractions into a sum of unit and non-unit fractions Worksheet #2: Decompose
4th
Fractions
CCSS
4.NF.B.3b
Multiplicative Comparisons Task Cards with Models and Word Problems - 4th Grade
These task cards include a variety of questions to help students read, draw, and understand basic multiplicative comparisons. Questions include simple comparison phrases, model drawing, and writing equations based on word problems. Task cards are extremely versatile, making them ideal for 4th grade math centers, especially for small group instruction. They can also be repurposed later for a gallery walk. Post them around the room, copy the recording sheet, and let your students get to work! Bein
4th
Basic Operations, Math, Mental Math
CCSS
4.OA.A.1
, 4.OA.A.2
2-by-2-Digit Area Model Multiplication Task Cards - 4th Grade Math Activity
These multiplication task cards include four levels of questions that guide students through different experiences with two-digit area models. The questions gradually increase in difficulty, providing support for learners at all levels as they practice solving two-digit multiplication problems. With built-in scaffolding, they’re an excellent fit for a small group teacher center! What's included:✅ 32 Printable Task Cards in Color and B/W ✅ Link to Digital Version in Google Slides ✅ Recording Shee
4th
Basic Operations, Math
CCSS
4.NBT.B.5
Fraction and Decimal Math Work Mats - Tenths, Hundredths, and Thousandths - 4th
These templates will support students as they explore fraction and decimal concepts with tenths, hundredths, and thousandths. Work mats help to scaffold instruction and build confidence in students as they learn new math skills. Once you begin using work mats, you'll never want to teach without them! You'll notice a huge change in how quickly students learn new concepts when using work mats. Download the preview above ☝ for more information. 15 work mats are included:✅ Work Mat #1: Fractions and
4th - 5th
Decimals, Fractions, Math
CCSS
5.NBT.A.3b
, 4.NF.C.6
Estimate Quotients Using Compatible Numbers Task Cards - 4th Grade Math Center
Estimating quotients can be challenging for 4th graders! Students with solid multiplication and division fact skills will grasp this concept immediately, while others will struggle to make sense of the estimation process. These task cards will give students the extra practice they need and are perfect for a small group math center. They can also be repurposed later for a gallery walk. Post them around the room, copy the recording sheet, and let your students get to work! Being able to repurpose
4th - 5th
Basic Operations, Math, Mental Math
CCSS
4.NBT.B.6
Multiplicative Comparisons Word Problems with Self-Checking QR Codes - 4th Grade
Word problems with multiplicative comparisons can be tough, especially when solving for an unknown factor. To support students of various levels, the first 8 cards are guided with the comparison models included, and the last 16 cards are blank for students to draw their own. The self-checking feature of the QR code makes this the perfect math center! They can also be repurposed later for a gallery walk. Post them around the room, copy the recording sheet, and let your students get to work! Bein
4th
Basic Operations, Math
CCSS
4.OA.A.2
4th Grade Math Test Prep Boom Card Bundle - Yearlong Review Activities No Prep
Review days don't have to be boring! These interactive, self-checking Boom Cards™ cover all major 4th-grade math skills and are valuable tools for preparing students for assessments. Assign them 1-2 days before a test to give students targeted review, and use the instant data to identify those who need additional support. Students love Boom Cards for their game-like format and instant feedback. Mine often requested to play them, especially before a test! I loved how these decks built confidence
4th
Fractions, Math Test Prep, Place Value
CCSS
4.MD.A.1
, 4.MD.A.2
, 4.MD.A.3
+31
Long Division Boom Cards and Worksheet - 1-Digit Divisors Standard Algorithm
Combine this NO PREP Boom Card activity with the printable worksheet and your 4th graders will be on their way to mastering long division with 1-digit divisors using the standard algorithm! Assign the digital Boom Cards as a math center and provide the worksheet for additional practice. This 2-pack resource includes:✅ 15 Self-Checking Boom Cards (two designs to choose from) ✅ Printable Worksheet (9 questions total) ✅ Answer Key Try a small sample ❤️HERE❤️and see why everyone LOVES Boom Cards! S
4th - 5th
Basic Operations, Math
CCSS
4.NBT.B.6
, 5.NBT.B.6
Multiplicative Comparisons Boom Cards & Task Cards - Bar Models & Word Problems
This 2-in-1 set of scaffolded task cards and Boom Cards helps students bridge the gap between simple multiplication equations and multi-step multiplicative comparison word problems with visual bar models. Whether you need a high-movement gallery walk or a self-grading digital center, this resource has you covered! Printable Resources Included:✅ 20 Task Cards (Color and Ink-Saving Black & White) ✅ Student Recording Sheet: Perfect for accountability during centers or SCOOT games. ✅ Answer Key: For
4th
Algebra, Basic Operations, Math
CCSS
4.OA.A.1
, 4.OA.A.2
Place Value Task Cards - Base 10 Relationships to the Millions Place - 4th Grade
As you head back to school, place value will be one of the first lessons you teach. These task cards focus on place value relationships within the base ten number system, where each place value position is 10 times as much as the position to the right. Most 4th graders need additional practice with place value, and the variety of questions included will support students of all levels. What's included:✅ 30 Task Cards in Color ✅ Black and White Version (print on colored card stock) ✅ Recording Sh
4th - 5th
Math, Other (Math), Place Value
CCSS
4.NBT.A.1
Relate Fractions and Decimals to Money Boom Cards - Tenths and Hundredths
This NO PREP digital activity will help students relate fractions and decimals in tenths and hundredths to money. Questions incorporate visual models of decimals and money (dollars, dimes, pennies) to fractions and decimals, making this perfect for 4th grade! Watch the video preview to see a shortened version of this deck. Boom Cards are my favorite resource for independent practice during math centers, test prep, and whole group review. Students love them too. They never complain about having t
4th
Fractions, Math, Money Math
CCSS
4.NF.C.6
Classifying Quadrilaterals EDITABLE PowerPoint Lesson with Work Mat - Geometry
Your students will have a blast learning about classifying quadrilaterals in this interactive and engaging fashion show! The PowerPoint lesson focuses on attributes of a general quadrilateral, trapezoid, parallelogram, rectangle, rhombus, and square, and classifies them in as many ways as possible. A printable work mat is included to help students follow along with the lesson. The work mat can also be made into a cute bulletin board display! What's included: ✅ 2 EDITABLE PowerPoint Versions (def
4th - 5th
Geometry, Math
CCSS
4.G.A.2
, 5.G.B.3
, 5.G.B.4
4th Grade Math Full Year Review Boom Cards - End of the Year Test Prep Activity
Test prep doesn't have to be boring! These interactive, self-checking Boom Cards are a fun and effective way for students to review all major 4th grade standards to prepare for state testing. Assign them 1-2 weeks before the test to give students targeted review, and use the instant data to identify those who need additional support. Students love Boom Cards for their game-like format and instant feedback—mine even begged to 'play' them! As a teacher, I loved how these decks built confidence and
4th
Fractions, Math Test Prep, Measurement
CCSS
4.MD.A.1
, 4.MD.A.3
, 4.NBT.A.1
+13
1 and 2-Digit Multiplication Math Work Mats, Anchor Charts, Graphic Organizers
These graphic organizers will help your students practice 1-digit and 2-digit multiplication strategies in 4th grade. The work mats also reinforce estimating to check for reasonableness. This low prep, reusable resource helps scaffold instruction and build confidence within students, making it ideal for your whole group lesson and also small group intervention. 5 Multiplication Strategies Included:Distributive Property (includes templates for 2, 3, and 4 digits)Expanded FormArea ModelPartial Pro
3rd - 4th
Math, Mental Math
CCSS
4.NBT.B.5
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About the store
Experience
Click the star to follow my store and grab new releases at 50% off for the first 24 hours! Hi, I'm Annamarie Krejci (kret-see), a former 4th and 5th grade math teacher with 20 years of experience teaching in a departmentalized setting. My goal is to share what I’ve learned so you can spend less time prepping and more time experiencing the joy of teaching math. From small group activities, work mats, editable PowerPoint lessons, Boom Cards, and games, you'll find everything you need to bring your math block to life!
Teaching style
Students need opportunities to experience math in unique ways. My teaching style incorporates hands-on learning and exploration, cooperative learning structures, technology, and self-reflection.
Awards & shining teacher moments
Teacher of the Year 2016-17
My own education history
I graduated from Indiana University in 2002 with a degree in Elementary Education. In 2011, I received my Masters in Education from Indiana Wesleyan University.
Additional biographical information
I host Elementary Math Chat, a podcast for upper elementary teachers that is available on all major listening apps! Tune in for practical tips on small group instruction, classroom management, and teaching tips for upper elementary skills.
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