Integer Rules
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Two Step Rules in Function Tables - Input Output Tables Task Cards
These input/output task cards give students the opportunity to identify two step rules or patterns using any operation. In these task cards, students don't have to complete any missing values - just identify the rule or pattern that fits the data table. But, the challenge is in the two step rules students need to identify! Input/Output tables help students work with patterns and relationships between numbers. With these task cards, students should start by identifying what they think the rule is
3rd - 6th
Algebra, Arithmetic, Mental Math
CCSS
3.OA.C.7
, 3.OA.D.8
, 3.OA.D.9
 +7
Also included in:Â Equations, Patterns, Input Output Function Tables, & Equality with Balances
Applying Two Step Rules in Function Tables - Input Output Tables Task Cards
These input/output task cards give students the opportunity to apply rules or patterns using any operation. Students apply the given two step rule to complete the function table. Variables are included in the given equations to help build the connection between dependent and independent variables in linear equations. These task cards are a great connection between applying rules in elementary school and linear equations in middle school. By integrating algebraic concepts in elementary classroom
3rd - 6th
Algebra, Arithmetic, Mental Math
CCSS
3.OA.C.7
, 3.OA.D.8
, 3.OA.D.9
 +7
Also included in:Â Equations, Patterns, Input Output Function Tables, & Equality with Balances
Mixed Operations Input-Output Tables Task Cards - Rules in Function Tables
These input/output task cards give students the opportunity to identify rules or patterns using any operation. With single step rules, students identify relationships between numbers to find the number pattern. In these task cards, students don't have to complete any missing values - just identify the rule or pattern that fits the data table, writing a one-step expression or equation. Input/Output tables help students work with patterns and relationships between numbers. With these task cards, s
3rd - 4th
Algebra, Arithmetic, Mental Math
CCSS
3.OA.A.1
, 3.OA.A.2
, 3.OA.A.4
 +2
Also included in:Â Equations, Patterns, Input Output Function Tables, & Equality with Balances
Factors, Multiples, Divisibility Rules | Number Puzzles
Factors, multiples, divisibility rules, and number sense all come together in this 4th grade and 5th grade math mystery number puzzle resource. Number Hacker - Identify the Mystery Number includes 291 printable number riddle worksheets that give students meaningful practice with factors, multiples, divisibility, remainders, prime and composite numbers, even and odd numbers, place value, digit sums, and logical reasoning. Students read each set of clues, eliminate possible answers, and identify
4th - 5th
Applied Math, Mental Math, Numbers
CCSS
4.NBT.A.1
, 4.NBT.B.6
, 5.NBT.B.6
 +1
Divisibility Rules Visual Charts and Activity Page
Divisibility Rules charts and activity page. The charts include visual representations of number rods and base-ten blocks. Charts illustrate WHY the divisibility rules for 2, 3, 5, 6, 9, and 10 work. Three illustrations are included: Divisibility by 2, 5, 10; Divisibility by 3 & 9, Divisibility by 6. Activity page includes practice for divisibility rules for 2, 3, 5, 6, 9, and 10.
3rd - 6th
Arithmetic, Basic Operations, Mental Math
CCSS
4.OA.B.4
, 6.NS.B.4
Addition Fact Strategy Applying the 9 Rule
This is a set of resources to help your first and second-grade students apply The 9 Rule (adding 9) addition fact strategy. The activities are based on changing the addend 9 to 10, adding with 10, and then subtracting (or hopping back) 1 from the sum. This correlates with my Addition Fact Strategy Anchor Chart, The 9 Rule. As a prerequisite, your students need to be fluent with adding 10 to a single-digit number. There is a hands-on practice activity for changing the 9 to a 10 using equation ca
1st - 2nd
Basic Operations, Mental Math
CCSS
1.OA.C.6
, 2.OA.B.2
Multiplying Integers Matching Activity
32 Cards for students to match by finding their products, making 16 pairs total. This activity includes multiplying integers with negatives and positives. I use this in my pre-algebra class which is aligned with 7th Grade Savvas Envisions, so it could definitely be used in middle school too! Great start of lesson or ending; I like to let my students work in pairs at whiteboards while they match their cards. Tip: Print copies on different colors of paper to keep sets separate.
5th - 10th
Mental Math, Numbers, Order of Operations
Mental Math Practice & Number Sense: Dividing & Rounding Rules, Calculating Tip
Mental Math Practice & Number Sense: Dividing & Rounding Rules, Calculating Tip Math BUNDLE • Mixed-level Montessori-inspired printable Extra Math help (10 printable pages + key):These quick, little Extra Mental Math Exercises go over:Review the most common rules for Divisibility (2, 5, 10, 25)Practice the standard rule for Rounding (whole numbers, decimal & mixed numbers)Explore a quick shortcut to calculating 10% and 20% of a number. How does memorizing rules help us with mental math? Here are
3rd - 6th
Applied Math, Fractions, Mental Math
CCSS
6.RP.A.3c
, MP1
, MP2
 +3
Mental Math Practice & Number Sense: Division & Rules for Divisibility 2 & 5
Mental Math Practice & Number Sense: Division & Rules for Divisibility 2 & 5 • ROOKIE Montessori-inspired printable Extra Math help (2 printable pages + key):What are the rules of divisibility? This quick, little exercise goes over the rules for dividing by 2 & 5. Can be used as a fun review for the older student.How does memorizing divisibility rules help us with mental math? Here are some of the most common rules of divisibility that will help any student improve their number sense and calcula
3rd - 5th
Basic Operations, Math, Mental Math
CCSS
4.NBT.A.1
, 4.NBT.B.6
, 5.NBT.A.1
 +2
Mental Math Practice & Number Sense: Division & Rules for Divisibility 10 & 25
Mental Math Practice & Number Sense: Division & Rules for Divisibility 10 & 25 • SEMiPRO Montessori-inspired printable Extra Math help (2 printable pages + key):What are the rules of divisibility? This quick, little exercises goes over the rules for dividing by 10 & 25. Can be used as a fun review for the older student.How does memorizing divisibility rules help us with mental math? Here are some of the most common rules of divisibility that will help any student improve their number sense and c
4th - 6th
Basic Operations, Math, Mental Math
CCSS
4.NBT.A.1
, 4.NBT.B.6
, 5.NBT.A.1
 +2
Missing Number Addition & Subtraction within 20 Function Tables Rules Task Cards
These Addition & Subtraction within 20 Function Tables Task Cards give students the opportunity to apply rules or patterns while deepening students' understanding of addition and subtraction. Input/Output tables help students work with patterns and relationships between numbers. By applying the given addition and subtraction rules, students not only build their computational thinking, but also their understanding of the operations. These Function Tables task cards are the perfect rigorous act
1st - 2nd
Algebra, Arithmetic, Mental Math
CCSS
2.NBT.B.6
, 2.NBT.B.9
, 1.OA.B.3
 +5
Addition Fact Strategy Applying the 8 Rule
This is a set of resources to help your first and second-grade math students apply The 8 Rule (adding 8) addition fact strategy. The activities are based on changing the addend 8 to 10, adding with 10, and then subtracting (or hopping back) 2 from the sum. This correlates with my Addition Fact Strategy Anchor Chart, The 8 Rule. As a prerequisite, your students need to be fluent with adding 10 to a single-digit number and counting back 2 from a given number. They should also be familiar with Th
1st - 2nd
Basic Operations, Mental Math
CCSS
1.OA.C.6
, 2.OA.B.2
Mixed Operations Input-Output Tables Task Cards - Applying Rules
These input/output task cards give students the opportunity to apply rules or patterns using any operation. Students apply the given single step rule to complete the function table. Input/Output tables help students work with patterns and relationships between numbers. With these task cards, students should start by identifying what they think the rule is (moving from input to output) by looking at the first row. Then, they should check their work by ensuring it’s also the rule of the second row
3rd - 4th
Algebra, Arithmetic, Mental Math
CCSS
3.OA.A.1
, 3.OA.A.2
, 3.OA.A.4
 +2
Also included in:Â Equations, Patterns, Input Output Function Tables, & Equality with Balances
Mental Math & Number Sense: Rounding Rules for 10s & 100s • Extra Math Practice
Mental Math & Number Sense: Rounding Rules for 10s & 100s • Extra Math Practice • ROOKIE Elementary Montessori-inspired Mental Math help (2 printable pages + key):What are the rules of rounding? This quick, little exercise goes over the rules for rounding 10 & 100s. Can be used as a fun review for the older student.Memorizing rounding rules help us with mental math! Here are some of the most common rules of rounding: 10s, 100s, & Money both rounding to the nearest tenth and dollar. Enjoy Menta
3rd - 5th
Applied Math, Mental Math, Numbers
CCSS
3.NBT.A.1
, 4.NBT.A.3
, MP1
 +1
Addition Fact Strategy Adding 8
This is a set of resources to help you introduce and teach The 8 Rule (adding 8) addition fact strategy. It is a perfect pack of materials to help your first and second grade math students understand the concept underlying this strategy. As a prerequisite, your students need to be fluent with adding 10 to a single-digit number and counting back 2 from a given number. They should also be familiar with The 9 Rule addition fact strategy. The introductory activities are concrete and require multi-li
1st - 2nd
Basic Operations, Mental Math
CCSS
1.OA.C.6
, 2.OA.B.2
Kindergarten Number Sense Centers | Counting, Subitizing, Ten Frames
Make teaching number sense engaging, hands-on, and stress-free with this comprehensive Kindergarten Number Sense Centers bundle—perfectly aligned with Ontario Math expectations. This resource is packed with interactive, low-prep math centres that help students build a strong foundation in early numeracy through play-based learning. 🌟 What’s Included in this Kindergarten Number Sense Centers: Your students will develop essential number sense skills through: ✔Counting & Cardinality Count ob
PreK - 1st
Mental Math, Numbers, Place Value
Sudoku 9x9 Medium Level - 20 Pages Logic Puzzles with Solution | Grade 3-5
Challenge students’ thinking skills with these Sudoku 9x9 Medium Level Worksheets! This printable puzzle set is designed for learners who already understand basic Sudoku rules and are ready to move beyond the easy level. With carefully balanced puzzles and included answer keys, this resource helps students strengthen logical reasoning, focus, and problem-solving skills. Perfect for math enrichment, brain breaks, early finishers, and independent practice—no prep required, just print and play!
3rd - 5th
Classroom Community, Mental Math, Numbers
Mental Math Practice & Number Sense: Rounding Money, Decimal & Mixed Numbers
Mental Math Practice & Number Sense: Rounding Money, Decimal & Mixed Numbers • SEMiPRO Montessori-inspired Extra Math help (2 printable pages + key):What are the rules of rounding? This quick, little exercise goes over the rules for rounding money, both decimal & mixed Numbers. Can be used as a fun review for the older student.Memorizing rounding rules helps us with mental math. Here are some of the most common rules of rounding money. Enjoy Mental Math Practice & Number Sense: Rounding Money,
4th - 6th
Applied Math, Fractions, Mental Math
CCSS
4.NBT.A.3
, 5.NBT.A.4
, 4.NF.C.7
Spring Sudoku 9x9 Medium Level - 20 Pages Logic Puzzles with Solutions For Kids
Challenge students’ logic and critical thinking skills this spring with these engaging Spring Sudoku 9x9 Medium Level Worksheets! Designed for learners who already understand basic Sudoku rules, this printable set offers moderate-level 9x9 puzzles that encourage deeper reasoning and problem-solving—all in a fun spring-themed format. Each puzzle includes a solution page, making this no-prep resource perfect for math centers, enrichment activities, early finishers, brain breaks, or homeschool
3rd - 5th
Mental Math, Numbers, Other (Math)
Addition Fact Strategy Adding 9 - Activities to Introduce and Teach the Concept
Do you have students who need to learn the basic addition fact strategy for adding 9 to a single-digit number? You'll want this set of resources to help you introduce and teach The 9 Rule (adding 9) addition fact strategy. It is the perfect pack of materials to help your first and second-grade math students understand the concept underlying this strategy. As a prerequisite, your students need to be fluent with adding 10 to a single-digit number. The introductory activities are hands-on (co
1st - 2nd
Basic Operations, Mental Math
CCSS
1.OA.C.6
, 2.OA.B.2
Sudoku 4x4 Medium Level Puzzles - 20 Pages Beginner Logic Games | Grades 1-3
Challenge young minds with these 4x4 Sudoku Puzzles for Kids – Medium Level! This no-prep resource includes 10 medium-level 4x4 sudoku puzzles plus 10 solution pages, designed for students who already understand basic sudoku rules and are ready for a bit more challenge. These puzzles help students strengthen logical reasoning, focus, and problem-solving skills while keeping learning fun and engaging. Perfect for independent practice, math centers, or early finisher activities. ✅ What’s Incl
1st - 3rd
Mental Math, Numbers, Other (Math)
Sudoku 4x4 Hard Level Puzzles - 20 Pages Advanced Logic Games | Grades 2–4
Challenge advanced young learners with these 4x4 Sudoku Puzzles for Kids – Hard Level! This no-prep resource includes 10 challenging 4x4 sudoku puzzles plus 10 solution pages, designed for students who are confident with sudoku rules and ready for higher-level thinking. These puzzles promote deep logical reasoning, problem-solving, and concentration, making them perfect for enrichment activities, gifted learners, or brain-boosting practice. ✅ What’s Included10 4x4 hard-level sudoku puzzle pa
2nd - 4th
Mental Math, Numbers, Other (Math)
Hidato Logic Puzzles: Sequential Reasoning & Number Sense | Math Centers
Bridge the gap between rote counting and logical strategy!Hidato is a powerful "path-finding" puzzle that challenges students to connect consecutive numbers in a grid. It is the perfect tool for building spatial awareness and deductive reasoning in your math rotations. What’s Included:Clear Visual Rules: A student-friendly "How-To" guide.Leveled Puzzles: Easy to challenging grids to support differentiation.Answer Keys: For quick teacher marking or student self-correction.Why teachers love it:
3rd - 10th
For All Subjects, Mental Math, Other (Math)
Spring Sudoku 9x9 Hard Level - 20 Pages Logic Puzzle with Solution | Grade 4-6
Challenge students with this exciting set of Spring Sudoku 9x9 Hard Level Puzzles! This resource includes 20 printable pages of challenging Sudoku activities designed to strengthen logical reasoning, critical thinking, and problem-solving skills. These hard-level Sudoku puzzles are perfect for students who already understand Sudoku rules and are ready for a more advanced challenge. Each puzzle encourages learners to analyze patterns, apply strategies, and think carefully about number placem
4th - 6th
Mental Math, Numbers, Other (Math)
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