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516 resources with the keyterm number sense

Lesson Planet

Grade 1: Composing 10

For Teachers 1st
How to make the number 10, let us count the ways! Kids discover different ways they can make the number 10 by adding two numbers together. They work as a class to come up with all the variations or equations that make 10 and then attempt...
1:58
Lesson Planet

Points on a Number Line

For Students 4th - 6th
Using a number line can provide students with a concrete representation of the value various numbers hold. Sal plots 6 different numbers on a number line. He includes whole, decimal, and negative numbers.
4:00
Lesson Planet

Decimal Place Value

For Students 3rd - 5th Standards
Having a good number sense is key to understanding place value. This video clearly explains the place values that comprise a decimal number. It is a very straight forward presentation and would be appropriate for grades 3, 4, or 5. Sal...
3:39
Lesson Planet

Multiplying Fractions Word Problem

For Students 4th - 7th
Word problems are a great way to help learners visualize and understand why fractions are so important. Sal determines what fraction of 3/4 cup of oats he will need if he is making 1/2 a recipe. He uses drawings to demonstrate why one...
5:20
Lesson Planet

Writing a Number in Expanded Form

For Students 3rd - 5th Standards
Understanding place value is a basic mathematics skill. This Khan Academy video shows students how to write the number 14,897 in the expanded form. He explains that the 7 in the ones place is the same as 7x1, the 9 in the tens place is...
4:09
Lesson Planet

Place Value 2

For Students 3rd - 5th
Viewing this Khan Academy video helps with grasping the concept of Place Value. Learners write the word six hundred forty-five million, five hundred eight-four thousand, four hundred sixty-two in standard form, using multiplication as a...
2:28
Lesson Planet

Rounding Whole Numbers 2

For Students 3rd - 5th Standards
This is the second in a series of 3 Khan Academy videos on rounding whole numbers. Students watch Sal Khan round the number 423,275 to the nearest thousand by looking to the number in the hundreds place. If it is 5 or higher, you round...
2:25
Lesson Planet

Place Value 1

For Students 3rd - 5th Standards
Khan Academy assists your learner in grasping the concept of Place Value. Students will break down the number 4356 as 4 thousands + 3 hundreds + 5 tens + 6 ones, and then labels the number by place value. This video would be most helpful...
3:18
Lesson Planet

Multiplying Whole Numbers and Applications 2

For Students 4th - 5th
If your students are learning how to multiply double-digit numbers, then this Khan Academy video could be a good way to introduce the topic. Students watch Sal multiply 2 double-digit numbers. He explains the full process and why a 0 is...
4:37
Lesson Planet

Solving Percent Problems 2

For Students 5th - 7th Standards
Sal clarifies what it means when students see a percent problem such as 100 is what percent of 80? He explicitly defines what each component of the problem literally means and then clearly breaks down the process for solving the problem.
4:23
Lesson Planet

Rounding Whole Numbers 1

For Students 3rd - 5th Standards
Rounding is an important skill which must be used throughout the study of mathematics. This Khan Academy video is the first in a series of 3. It shows how to round the number 24,259 to the nearest hundred, using a number line.
3:01
Lesson Planet

Describing the Meaning of Percent

For Students 5th - 7th Standards
What does a percent actually mean? This resource describes the meaning of a percent using a 100 cube to illustrate what 20% literally represents. Great starter video on the topic of percents.
3:03
Lesson Planet

Multiplying Whole Numbers and Applications 1

For Students 3rd - 5th
This is the first in a 5-part series on multiplying whole numbers and applications. This is the most basic presentation, and helps students see the connection between repeated addition and multiplication. Sal shows how to rewrite...
2:22
Lesson Planet

Absolute Value of Integers

For Students 4th - 6th
Use this video to determine the absolute value of a given integer. Sal demonstrates how he uses a number line to determine an absolute value and explains it will always be the positive value of a given number.
Lesson Planet

Friends of 10

For Teachers Pre-K - 2nd Standards
Build young mathematicians' foundational number sense with this set of graphic displays and manipulatives. Including lines of colored dots representing the complements of ten and their related number sentences, this resource can be used...
Lesson Planet

Number of the Day

For Teachers K - 2nd Standards
Daily routines not only help to manage classrooms, they can also provide students with rich opportunities for learning. This activity supports young learners in developing their number sense by counting up the school days on a class 100...
Lesson Planet

Ten-Frames – A Games Approach to Number Sense

For Teachers K - 3rd Standards
"How can you help students visualize numbers in a way that is compatible with our base-ten number system?" The answer is simple: use ten-frames. Whether they're being used as a part of classroom routines or as instructional tools, this...
1 In 1 Collection
Lesson Planet

Activities that Build Number Sense

For Teachers K - 2nd Standards
Have fun while building the number sense of young mathematicians with this list of ten-frame learning games. From developing cardinality and counting skills to learning place value and basic addition strategies, ten-frames are excellent...
1 In 1 Collection 4:47
Lesson Planet

Place Fractions on a Number Line

For Students 3rd Standards
Can you put a fraction on a number line? You can! As learners will find out, they can break a number line into equal parts just like they can with a block or pie. With an example problem and clear explicit instruction, they'll be guided...
Lesson Planet

Study Jams! Place Value

For Teachers 3rd - 5th Standards
Looking at large numbers can intimidate many young mathematicians. Use Zoe's place value machine to help learners understand the meaning behind each digit in a whole number. After learning about the ones, tens, and hundreds places,...
Lesson Planet

Assessing Sequencing Numbers

For Teachers K Standards
Assess whether your kindergartners can identify numbers in random order using two sets of numeral cards 1-10 and 11-20. Starting with a small group and the 1-10 deck give your learners the task of putting the cards into order from...
Lesson Planet

Counting Mat

For Teachers K Standards
Using the provided counting mats (1-6 and 7-12) and small objects to count with, guide your young learners to match the correct number of objects to the written numeral and dots. Class members will either read the numeral and count out...
Lesson Planet

100 Or Bust!

For Teachers 3rd - 5th
Elementary schoolers use their understanding of place value to develop a strategy for a number game. In this lesson, pupils use place value to play "100 or Bust" and figure out a good winning strategy. These kinds of math games are...
Lesson Planet

Hopping by 2s

For Students 1st - 2nd Standards
Hop to it! Young counters practice skip counting by two using illustrations of animals hopping from place to place. Each image shows a number sequence and scholars draw in the path as they move from number to number. Encourage them to...