Add or Subtract Whole Numbers Up to 1000

In this rounding whole numbers worksheet, learners answer five place value questions and round seven numbers to the nearest 10, 100 and 1000.

In this math PowerPoint, the process of multiplying whole numbers and fractions is broken down into clear, sequential steps. Examples of each step are given numerically and in simple, easy-to-understand text. Story problems and examples...

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...

Adding double-digit numbers can seem difficult for some students. But, this Khan Academy video makes this process clear in a developmentally sound way. Students watch as 'Sal' adds the number 46 to 43. He references each number by its...

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.

Are your students learning about solving word problems involving multiplication? If they are, then this video could be a perfect complement to your lesson. Sal shows students how to use rounding to estimate the product of a double-digit...

Sal takes this word problem apart piece by piece to demonstrate how to divide 18 by 2. He underlines important information, determines what he needs to do to solve the problem, and then writes 18/2, three different ways. This resource is...

Expand on prior knowledge of place value to teach your class how to round whole numbers. This essential skill is explained with the help of a number line before introducing the explicit rules for rounding numbers up and down. Work...

A demonstration of how to multiply a whole number times a fraction.

Whole numbers are the natural numbers including zero. The instructor illustrates and explains place value. She draws a place value chart and then defines each term and what the numbers mean. She writes a number in standard form and then...