Here's an interactive problem solver allowing you to type in a multi-digit number and get answers to what place value each number represents.

Groups of 4 to 5 students follow teacher prompts to enter one part of a number (ex: 6 thousands), and then the next student adds the next part until the entire number is built, one digit at a time. Self-checking!

Practice your two-digit place value skills here. Just press the "go" button and find the number on the right that is represented by the base ten blocks on the left.

Students learn to add using place-value material and a calculator. They make connections between base-ten numerals and the quantities they represent.

[Free Registration/Login Required] This fun decimal addition worksheet introduces students to the world of operations with decimal numbers. Fifth graders use models to visualize the addition of numbers in the tenths and hundredths places...

This task challenges a student to use place value knowledge and understanding of operations.

[Free Registration/Login may be required to access all resource tools.] In this learning module, students are asked to solve word problems involving different-sized sets of the same item. Includes video demonstrating a sample problem...

Shark Numbers is a mobile-friendly place value game. The learning objective of this game is to know what each digit in a 3-digit number represents, (for ages 5-8).

Fact Monster: Decimals is a learning module that focuses on digit placement. It also provides videos on how to add and subtract decimals and how to multiply and divide decimals.

Practice solving word problems with addition and subtraction. These questions are comparison problems including difference unknown, smaller value unknown, and bigger value unknown. Numbers used are 100 or less.

The purpose of this task is for students to add, subtract, multiply, and divide decimal numbers in a real-world context. The weekly income earned by each person in the task is the median weekly income for their education level, but they...

Practice solving word problems with addition and subtraction. These questions are start unknown problems including add to and take from problems. Numbers used are 100 or less.

[Free Registration/Login may be required to access all resource tools.] A video and practice questions on how to subtract decimal numbers from the tens place to the thousandths decimal place. [0:47]

Sixth graders are presented with a completed multiplication equation and are asked to use it to find the answers to seven other equations. To do this, they must use their reasoning and estimation skills. Aligns with 6.NS.B.3.

Second graders increase their understanding of place value by manipulating larger numbers.

Help the alien spaceship move cows into corrals by counting, adding, and subtracting. This activity helps children learn grouping, tally marks, and place value.

This lesson explains how to add decimals of the tenths place value. Gives practice and games to work on this skill.

Practice adding and subtracting numbers like 54 and 37 using a number line. Numbers used in these problems are all less than 100.

Practice solving problems like 24 + 45.

Practice solving problems like 34+1 and 34+10.

Add two numbers that are either whole numbers or written to the tenths place value. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Generate worksheets for math problems ranging from simple addition problems to place value with expanded notation for free. Your choice of font, font size, color and landscape when printing.

The purpose of this task is to support students in developing an understanding of a place value strategy for adding numbers. By using a representation to visualize the abstract notation, students will make sense of the strategy, adding...

A set of seven short tutorials on addition. Begins with a basic introduction to how addition works, and covers topics such as using a number line, place value, and regrouping.