Instructional Video4:29
Curated Video

Find the Part When the Percent and Total Are Known

K - 5th
In this lesson, students will learn how to calculate the part of a whole when given a percentage and the total. By using a double number line, students can visually represent the ratio and solve the problem. This lesson emphasizes...
Instructional Video6:44
Curated Video

Solving Word Problems with Addition and Subtraction of Mixed Numbers using Number Lines

K - 5th
In this video, the teacher explains how to solve word problems involving addition and subtraction of mixed numbers by creating number lines. The teacher provides step-by-step instructions on how to identify key information, draw a model,...
Instructional Video6:50
Curated Video

Collecting and Displaying Measurement Data with Line Plots

K - 5th
This video guides students through the process of measuring the length of strings around pumpkins and recording their measurements using mixed numbers. They then organize the data using a T chart and construct a line plot, representing...
Instructional Video5:36
Curated Video

Making Change with Friendly Numbers

K - 5th
In this video, the teacher explains how to make change in money word problems by using a number line. The students learn about friendly numbers and how to add up on the number line to determine the amount of change.
Instructional Video5:41
Curated Video

Creating and Reading a Ruler: Measuring to Fourth, Halves, and Wholes

K - 5th
In this video, students learn how to create and read a ruler that measures to fourths, halves, and wholes. The video explains the concept of dividing a whole into halves and fourths using a number line, and demonstrates how to mark these...
Instructional Video5:43
Curated Video

Constructing and Interpreting Line Plots

K - 5th
In this lesson, students learn how to construct and interpret a line plot by comparing it to other graphs. They start by understanding the components of a line plot, such as the number line, title, and X axis. They then collect data on...
Instructional Video5:49
Curated Video

Add Unlike Fractions Using Equivalent Fractions and the Number Line

K - 5th
This video explains the concept using a number line, demonstrating how to divide the number line into equal parts and shade in the appropriate fractions. It also addresses common mistakes students make and emphasizes the importance of...
Instructional Video6:15
Curated Video

Solving Length Word Problems with Rulers

K - 5th
In this video, the teacher demonstrates how to solve length word problems using rulers. The students learn to make their own rulers using paper tiles and count the spaces to determine the length of objects.
Instructional Video6:12
Curated Video

Decimal Numbers and Number Lines

K - 5th
In this video, students learn how to represent decimal numbers using a number line. The video explains how to divide the number line into equal parts to represent different decimal values, such as tenths and hundredths. It also...
Instructional Video5:27
Curated Video

Understanding Inequalities: Finding Multiple Solutions using a Number Line

K - 5th
In this video, the teacher explains how inequalities can have more than one solution by using a number line. They provide examples and guide the viewer through the process of determining which solutions satisfy the given inequality.
Instructional Video3:27
Curated Video

Division by Subtracting Equal Groups

K - 5th
In this video, students learn how to solve division problems by subtracting equal groups. The teacher explains the concept of division as repeated subtraction and demonstrates how to use this strategy to find the quotient.
Instructional Video5:11
Professor Dave Explains

Solving Algebraic Inequalities

12th - Higher Ed
How to solve algebraic inequalities.
Instructional Video4:49
Curated Video

Adding Integers with Different Signs Using a Number Line

K - 5th
Review the concepts of positive and negative numbers, absolute value, and the direction of movement on the number line. The teacher demonstrates how to add integers with different signs by subtracting their absolute values and taking the...
Instructional Video5:00
Curated Video

Rethinking Subtraction as Addition: Using the Additive Inverse

K - 5th
This video demonstrates the concept of the additive inverse using examples on a number line and shows how the answers remain the same. By understanding the additive inverse, students can easily convert subtraction problems into addition...
Instructional Video2:55
Curated Video

Comparing Decimals Using a Number Line

K - 5th
In this video lesson, we explore the symbols used to compare numbers and emphasizes that longer decimal numbers are not necessarily larger. Through examples and visual representations on a number line, students practice comparing...
Instructional Video5:38
Curated Video

Adding Fractions with Like Denominators Using a Number Line

K - 5th
Learn how to add fractions with like denominators using a number line. Review the parts of a fraction and understand how to correctly create a number line to represent fractions. Two examples are provided, showing step-by-step how to add...
Instructional Video5:36
Curated Video

Subtracting by Using Addition: Mastering 2-Digit Subtraction

K - 5th
In this lesson, students will learn how to subtract large numbers by using addition. By understanding the relationship between addition and subtraction, students can reframe subtraction problems as addition sentences and use strategies...
Instructional Video3:08
Curated Video

Solving Absolute Value Equations with Two Equations

K - 5th
The video teaches how to solve absolute value equations by writing two different equations. It explains what absolute value means and how to solve multi-step equations. The examples provided using number lines and real-life scenarios...
Instructional Video2:10
NUMBEROCK

Equivalent Fractions

K - 5th
Equivalent fractions is the name' of fractions whole values are the same! With the added touch of a latin video in the musical track, equivalent fractions will be easy to understand - it's just an added bonus that the music and...
Instructional Video3:02
NUMBEROCK

Fractions on a Number Line

K - 5th
Join Benny in his school where he is investigating fractions on number lines. He gets some help from his friend Thania, and then shows his stuffed animal how to write 1/3 on the number line. While doing his homework later in the evening,...
Instructional Video4:53
Curated Video

Breaking Apart Numbers to Explain Subtraction

K - 5th
In this video, we learn different ways to break apart numbers to make subtraction easier. We can use words, place value blocks, drawings, and addition to explain subtraction. By breaking apart numbers in different ways, we can compare...
Instructional Video4:47
Curated Video

Rounding to the Nearest Hundred Using a Number Line

K - 5th
In this video, students learn how to round numbers to the nearest hundred using a number line. The teacher explains the concept of benchmark numbers and midpoints, and demonstrates how to determine whether to round up or round down based...
Instructional Video3:49
Curated Video

Subtracting Integers Using a Number Line

K - 5th
In this video, the teacher explains how to subtract negative numbers using a number line. They provide examples and real-world scenarios to help students understand the concept. The lesson emphasizes the direction of movement on the...
Instructional Video4:48
Curated Video

Subtracting Three-Digit Numbers Using a Number Line

K - 5th
In this video, the teacher explains how to subtract three-digit numbers using a number line. They demonstrate how to draw a number line and use it to find the difference between two numbers.