4th Grade Math

There are countless websites and web-based programs, providing resources for students’ success in mathematics. The following are a few of these resources that can be used by teachers, parents, and students to support student mathematical skill development.

Gr 4 Vocabulary.pdf

Grade 4 Math Vocabulary

Knowledge of math vocabulary is an essential component of learning mathematics. In order to communicate math thinking clearly students need to learn and use appropriate vocabulary. Students will have exposure to the terms at the left by the end of Grade 4.

Topic 1 4th- reteach.pdf

Topic 1: Generalize Place Value Understanding

Essential Questions: How are greater numbers written? How can whole numbers be compared? How are place values related?

Khan Academy is a great resource for learning videos and practice games!

The video below explains how to expand numbers and tell the value of a certain digit based on its place value:

https://youtu.be/jxA8MffVmPs

Here is a practice of comparing multi-digit whole numbers:

https://www.khanacademy.org/math/cc-fourth-grade-math/imp-place-value-and-rounding-2/imp-comparing-multi-digit-numbers/e/comparing-multi-digit-numbers

In Topic 1 students will learn how two digits next to each other can be related!

Use this video to reinforce this very important skill:

https://www.khanacademy.org/math/arithmetic-home/arith-place-value/arith-how-10-relates-to-place-value/v/comparing-place-values

Topic 2 Reteach - 4th.pdf

Topic 2: Add and Subtract Multi-Digit Whole Numbers

Essential Questions: How can sums and differences of whole numbers be estimated? What are standard procedures for adding and subtracting whole numbers?

SplashLearn is a great FREE website that offers games for students to practice addition and subtraction of whole numbers.

https://www.splashlearn.com/s/math-games/subtract-and-find-the-difference

This is a great Khan Academy video on how to subtract with regrouping and across zeros.

https://www.khanacademy.org/math/cc-fourth-grade-math/imp-addition-and-subtraction-2/imp-subtracting-multi-digit-numbers/v/understanding-place-value-when-subtracting

Topic 3 Reteach- 4th.pdf

Topic 3: Use Strategies and Properties to Multiply by 1-Digit Numbers

Essential Questions: How can you multiply by multiples of 10, 100, and 1,000? How can you estimate when you multiply?

Here is a SONG to help understand the different properties of multiplication:

https://www.youtube.com/watch?v=jG9E2pev3bQ

Here is the REFLEX math website we use in grades 3-5. Each child has their own account to login and practice. This helps with multiplication and division fluency.

www.reflexmath.com

Here is an online website that your children can use to practice their facts. It is very much like a paper mad minute and gives instant feedback!

https://webmathminute.com/online

Topic 4 Reteach- 4th.pdf

Topic 4: Use Strategies and Properties to Multiply by 2-Digit Numbers

Essential Questions: How can you use a model to multiply? How can you use the distributive property to multiply? How can you use multiplication to solve problems?

Area models using mental math skills are important to learning larger multiplication problems: Here is a video that will walk you through breaking apart and partial products:

Area Models

Standard Algorithm double digit multiplication video:

Double Digit Multiplication

Topic 5 Reteach- 4th.pdf

Topic 5: Use Strategies and Properties to Divide by 1-Digit Numbers

Essential Questions: How can mental math be used to divide? How can quotients be estimated? How can the steps for dividing by explained?

Compatible numbers are used when estimating with division. Here is a site that explains what compatible numbers are and how to use them for different math operations.

https://www.math.net/compatible-numbers

Every child has their own IXL account through BRAGG School. They can login to practice compatible numbers and division here:

https://www.ixl.com/math/grade-4/estimate-quotients-using-compatible-numbers-1-digit-divisors

Topic 6 Reteach- 4th.pdf

Topic 6: Use Operations with Whole Numbers to Solve Problems

Essential Questions: How is comparing with multiplication different from comparing with addition? How can you use equations to solve multi-step problems?

Every child has their own IXL account through BRAGG School. They can login to practice Topic 6 comparisons here:

https://www.ixl.com/math/grade-4/comparison-word-problems-addition-or-multiplication

Topic 7 Reteach- 4th.pdf

Topic 7: Factors and Multiples

Essential Questions: How can you use arrays or multiplication to find the factors of a number? How can you identify prime and composite numbers? How can you find multiples of a number?

Here is an anchor chart for factors and multiples:

Factors & Multiples Anchor Chart.pdf

Topic 8 Reteach- 4th.pdf

Topic 8: Extend Understanding of Fraction Equivalence and Ordering

Essential Questions: What are some ways to name the same part of a whole? How can you compare fractions with unlike denominators?

Here is an equivalent fraction game students can play to become more proficient:

https://www.splashlearn.com/s/math-games/generate-equivalent-fractions

Here is a video from study.com that will reinforce the skill of how to compare fractions with unlike denominators:

Comparing Fractions

Topic 9 Reteach- 4th.pdf

Topic 9: Understand Addition and Subtraction of Fractions

Essential Questions: How do you add and subtract fractions and mixed numbers with like denominators? How can fractions be added and subtracted on a number line?

An introduction video to adding and subtracting fractions with like denominators:

https://www.youtube.com/watch?v=KFdHetid008

Here is an interactive math game for adding and subtracting mixed numbers with like denominators:

https://www.iknowit.com/lessons/d-adding-subtracting-mixed-numbers-like-denominators.html

Topic 10 Reteach- 4th.pdf

Topic 10: Extend Multiplication Concepts to Fractions

Essential Questions: How can you describe a fraction using a unit fraction? How can you multiply a whole number by a mixed number?

Multiplying two fractions video: (with simplifying)

https://www.youtube.com/watch?v=alstJ37BoZo

Here is a step by step tutorial using visual models to multiply fractions:

https://www.cuemath.com/numbers/multiplying-fractions/

Please see below for a visual model of how to multiply mixed numbers:

https://i.pinimg.com/originals/85/1d/0e/851d0e76c319f935c1f37809027c6548.jpg

Topic 11 Reteach- 4th.pdf

Topic 11: Represent and Interpret Data on Line Plots

Essential Questions: How can you read data on a line plot? How can you make a line plot?

Here is a very informative video on how to create a line plot:

https://www.youtube.com/watch?v=W9oidm-Tt24

Line Plot Anchor Chart is shown below.

LinePlot Anchor Chart.pdf

Topic 12 Reteach- 4th.pdf

Topic 12: Understand and Compare Decimals

Essential Questions: How can you write a fraction as a decimal? How can you locate points on a number line? How do you compare decimals?

Here is a video to help convert fractions to decimals and decimals to fractions:

https://www.youtube.com/watch?v=qesj2jpktaE

Khan Academy has a great video on explaining how to find decimals on a number line:

https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-decimals-on-the-number-line/v/decimals-on-a-number-line-2-examples

Here is a practice activity on how to plot a decimal on the number line:

https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-decimals-on-the-number-line/e/decimals_on_the_number_line_1

Topic 13 Reteach- 4th.pdf

Topic 13: Measurement: Find Equivalence in Units of Measure

Essential Questions: How can you convert from one unit to another? How can you be precise when solving math problems?

Please see below chart to help with conversions:

Topic 14 Reteach- 4th.pdf

Topic 14: Algebra: Generate and Analyze Patterns

Essential Questions: How can you use a rule to continue a pattern? How can you use a table to extend a pattern? How can you use a repeating pattern to predict a shape?

Please see below chart to understand how to use Input/Output tables:

Topic 15 Reteach- 4th.pdf

Topic 15: Geometric Measurement: Understand Concepts of Angles and Angle Measurement

Essential Questions: What are some common geometric terms? How can you measure angles?

Here is a tutorial on how to use a protractor to measure angles:

Protractor Tutorial

Topic 16 Reteach- 4th.pdf

Topic 16: Lines, Angles, and Shapes

Essential Questions: How can you classify triangles and quadrilaterals? What is line symmetry?

Here are some SONGS that will help with understanding the different vocabulary associated with this Topic:

Lines, Rays, and Angles:

https://www.youtube.com/watch?v=TY3bKYCjJNU

Quadrilaterals:

https://www.youtube.com/watch?v=LRBr3vOw7-s

Report abuse