Tyler DeWitt, PhD
Science With Tyler De Witt: Significant Figures Made Easy!
Don't be confused by significant figures. Let Tyler DeWitt introduce significant figures, and more specifically how to round for multiplication and division using significant digits. [7:10]
Tyler DeWitt, PhD
Science With Tyler De Witt: Significant Figures and Zero (1.3)
When figuring significant digits, use this tutorial to help figure out how to deal with zeros. [7:36]
Tyler DeWitt, PhD
Science With Tyler De Witt: Significant Zero Practice Problems (1.4)
Join Youtube chemistry tutor, Tyler DeWitt, do practice problems to work on significant figures with zeros. [8:09]
Tyler DeWitt, PhD
Science With Tyler De Witt: Significant Figures Made Easy! (1.2)
This introduction to significant figures discusses basics of multiplication and division. [5:01]
Math Playground
Math Playground: How Do You Round Numbers?
This video illustrates how to round numbers to the nearest place value.
Virtual Nerd
Virtual Nerd: How Do You Round a Decimal to a Given Place Value?
Find out how to round a decimal to a given place value. [4:28]
Virtual Nerd
Virtual Nerd: How Do You Estimate a Multiplication Problem by Rounding?
This tutorial demonstrates how to estimate the answer to a word problem by multiplying mentally. [3:27]
Imagine Learning Classroom
Learn Zillion: Find Benchmark Numbers Using a Number Line
In this lesson, you will learn how to create a number line by using benchmark numbers. [4:33]
Imagine Learning Classroom
Learn Zillion: Round to the Nearest Ten or Hundred in Real World Situations
In this lesson, you will learn how to round to the nearest 10 or 100 in real world situations. [5:48] CCSS.Math.Content.3.NBT.A.1 Use place value understanding to round whole numbers to the nearest 10 or 100.
Imagine Learning Classroom
Learn Zillion: Check Your Answer to a Subtraction Problem: Using Rounding (1)
This is the first of two lessons in which you will learn how to check your answer to a subtraction problem by using rounding. This lesson deals with subtraction problems involving numbers with the same number of digits. [4:20]
Imagine Learning Classroom
Learn Zillion: Check Your Answer to an Addition Problem: Using Rounding (2)
This is the second of two lessons in which you will learn how to check your answer to an addition problem by using rounding. This lesson deals with addition problems involving numbers with different numbers of digits. [4:13]
Imagine Learning Classroom
Learn Zillion: Check Your Answer to a Multiplication Problem: Using Rounding (1)
This is 1 of 2 lessons in which you will learn how to check your answer to a multiplication problem by using rounding. This lesson deals with multiplication problems involving single-digit products. [4:11]
Imagine Learning Classroom
Learn Zillion: Video: Round to the Nearest Hundred Using Base Ten Blocks
In this lesson, you will learn how to round to the nearest 100 by using base ten blocks. [4:19] CCSS.Math.Content.3.NBT.A.1 Use place value understanding to round whole numbers to the nearest 10 or 100.
Imagine Learning Classroom
Learn Zillion: Lesson Video for 'Round to the Nearest Ten Using a Number Line'
In this lesson, you will learn how to round to the nearest 10 by using a number line. [4:46] CCSS.Math.Content.3.NBT.A.1 Use place value understanding to round whole numbers to the nearest 10 or 100.
Mucho Math
Algebra2go: Rounding Numbers Using a Number Line
The concept of rounding numbers is first demonstrated using a number line. Secondly, the rounding rules are defined.
Khan Academy
Khan Academy: Rounding Whole Numbers: Rounding Whole Numbers 2
This video demonstrates rounding a 6-digit number to the nearest thousand.
Loyola University Chicago
Math Flix: Rounding
This QuickTime movie provides a lesson on rounding whole numbers. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
Khan Academy
Khan Academy: Round to the Nearest 100
Explains how to round three-digit numbers to the nearest hundred using a number line. [4:55]
Khan Academy
Khan Academy: Rounding to the Nearest 10
Explains how to round two-digit numbers to the nearest ten using a number line. [6:21]
Khan Academy
Khan Academy: Round to the Nearest 10 and 100
Demonstrates how to round numbers up to four digits long to the tens and hundreds places. [6:17]
Khan Academy
Khan Academy: Rounding Whole Numbers to the Nearest Hundred
The video walks through an example of rounding 24,259 to the nearest hundred. Links to other lessons are provided.
Math Antics
Math Antics: Rounding
Gain a basic understanding of rounding by watching this easy to understand video tutorial. Additional resources are available as part of a paid subscription service. [10:41]
Khan Academy
Khan Academy: Estimating When Subtracting Large Numbers
Use estimation to find reasonable solutions to 2- and 3-digit subtraction problems.
Khan Academy
Khan Academy: Estimating When Adding Multi Digit Numbers
Use estimation to find reasonable solutions to 2- and 3-digit addition problems.