Curated Video
Identifying Equal Numbers of Ones, Tens, and Hundreds Using Number Models
In this video, students learn how to identify equal numbers of ones, tens, and hundreds using number models. The teacher explains the base 10 system and demonstrates how to count the number of hundreds, tens, and ones represented in...
Science360
Ancient Ice And Our Planets Future
Deep in the interior of Antarctica scientists unlock the secrets of our planet's past.
Curated Video
Adding Multiples of 100 Using a Number Line
In this video, students learn how to add multiples of 100 to a number using a number line. Understand that when adding 100, the hundreds digit increases by 1, while the tens and ones digits remain the same. Practice adding different...
Curated Video
Skip Counting by Fives and Tens Using a Number Line
In this video, students learn how to quickly count pennies by skip counting by fives and tens using a number line. The lesson explains the concept of skip counting and demonstrates how to find patterns on a hundreds chart.
Curated Video
Multiplying Fluently Using the Half of 10 Strategy
In this lesson, students learn how to multiply fluently using the half of 10 strategy. By understanding the quick facts of 10s and addition doubles, they can quickly and accurately solve multiplication problems. This strategy allows them...
Curated Video
Using Complements of 10 to Solve Addition Problems
In this lesson, students will learn how to solve addition problems by using complements of 10 and their multiples. They will understand that certain pairs of numbers together make 10, which is a crucial concept in our number system.
Curated Video
Regrouping and Composing Hundreds and Tens When Adding
In this video, the teacher explains the concept of regrouping when adding numbers with too many ones to fit in the ones place. They use base 10 blocks to visually represent the numbers and demonstrate how to regroup ones into tens and...
Curated Video
Adding Adventure: Adding Up to Four 2-Digit Numbers
In this video, students will go on an adding adventure around the school, learning how to add numbers using addition properties. The video also emphasizes the concept of friendly numbers and the ability to group add-ins in any order to...
Curated Video
Identifying Patterns when Skip Counting by Hundreds
In this video, students learn how to identify patterns when skip counting by hundreds using base 10 blocks and a place value chart. The teacher explains the concept of skip counting and demonstrates how to use base 10 blocks to visualize...
Curated Video
Solving Addition Problems with Complements of 10 and Their Multiples
In this lesson, students will learn how to solve addition problems using complements of 10 and their multiples. Complements of 10 are pairs of numbers that add up to 10, and understanding these complements is essential for understanding...
Curated Video
Subtracting Using a Number Line
In this lesson, students learn how to subtract using a number line. The video provides examples of subtracting using the number line method and emphasizes that counting on the number line can be done by any number, not just by ones.
Curated Video
Add Three and Four 2-digit Numbers by Making 10s
In this video, the teacher demonstrates how to add three to four 2-digit numbers vertically by using the strategy of making 10s. Review real-world examples that emphasize the commutative property of addition.
Curated Video
Rounding Numbers Using Base 10 Blocks and Place Value Concepts
In this video, the teacher explains how to round numbers that end in nines using base 10 blocks and place value concepts. The students learn how to identify benchmark numbers and the midpoint between them to determine whether to round up...
Curated Video
Reading and Writing Numbers with Zero Using Arrow Cards
In this video, students will learn how to read and write numbers that include zero. The video explains the value of each digit in a number and demonstrates how to use arrow cards to represent the value of different digits.
Curated Video
Reading and Writing Numbers in Numeric Form Using a Place Value Chart
In this video, students learn how to read and write numbers in numeric form using a place value chart. The teacher explains the importance of understanding the place value of each number and demonstrates how to correctly insert commas in...
Curated Video
Mental Addition and Subtraction with Hundreds Charts
In this video, the teacher explains how to mentally add or subtract 10 to a number using a hundreds chart. The charts are used to visualize the addition or subtraction process, making it easier to understand and solve the problems mentally.
Curated Video
Skip Counting to Count Money
In this video, students learn how to count money by skip counting. They are introduced to the values of nickels, dimes, and dollar bills, and are guided through examples of counting different combinations of coins to find their total value.
Curated Video
Adding Two 2-Digit Numbers by Making 10s
In this video lesson, students learn how to add two two-digit numbers vertically by breaking the numbers into 10s. The teacher explains the concept of decomposing and clarifies common misunderstandings about the order of addends.
Curated Video
Rounding to the Nearest 10 with Base 10 Blocks
In this video, the teacher explains how to round numbers to the nearest 10 using base 10 blocks. They review the 100s chart, base 10 blocks, and place value chart to help students understand the concept of rounding. The teacher also...
Curated Video
Skip Counting: Counting Groups of Objects
In this video, students learn how to count groups of objects by skip counting. The teacher demonstrates skip counting by twos, fives, tens, and hundreds using various examples such as houses, bows, cubes, cookies, and balls.
Curated Video
Using an Open Number Line to Solve Subtraction Story Problems
In this video, students learn how to solve subtraction problems using an open number line. The teacher explains that number lines can count by different intervals, but the distance between each number must be the same.
Curated Video
Using a Number Line to Solve Addition Problems
In this video, students learn how to solve addition problems using a number line. The video explains the importance of paying attention to the scale and units on the number line, as well as the difference between counting unit marks and...
Curated Video
Understand the Value of Each Digit in a Multi-Digit Number
In this video, the teacher explains how to find the value of a digit using arrow cards and base 10 blocks. The teacher emphasizes the importance of understanding place value and demonstrates how to determine the value of each digit in a...