Worksheet
Curated OER

Number Sense: Expressing Numbers

For Students 3rd - 4th
Young scholars learn to express and write numbers in two ways. They complete two mixed application number expressions word problems. Learners finish by thinking of place value blocks to write the number and kind of blocks they could use...
PPT
Curated OER

Counting in 10's

For Teachers K - 2nd
Build a strong number sense and foundation for place value by counting 10's. Learners count 10's up to 100, and see how three 10's equals 30 and ten 10's equals 100.
PPT
Curated OER

Breaking Down Numbers

For Teachers 2nd
Young mathematicians practice breaking down three-digit numbers into their place values. For example, the number 715 is broken down into a 700, a 10, and a 5. Good numeracy practice for budding learners.
PPT
Curated OER

Tens and Ones

For Teachers 1st - 2nd
A presentation designed for emerging mathematicians. Learners get to practice the all-important skill of identifying place value. In this case, they are dealing with the tens and the ones. The eight slides each give pupils a two-digit...
Worksheet
Curated OER

Morning Math

For Students 2nd - 4th
It's never too early for math! Use these morning math problems to get learners reviewing past concepts and staying sharp on newer ones. The 16 warm-ups include skills such as counting by 10, adding in a word problem, decomposing numbers...
Worksheet
Curated OER

Add and Subtract to 100

For Students 1st - 3rd
These addition and subtraction problems probably aren't written the way your scholars are used to seeing them, especially since they have double-digit addends and subtrahends. This set of eight horizontal equations gives...
Worksheet
Curated OER

Rounding to the Nearest Tens or Hundreds (In Words)

For Students 2nd - 4th
There are 10 chances here for scholars to practice rounding and place value. Each sentence prompts them to round a number to either the nearest ten or hundred, and learners find the answer in a list on the right. None of these numbers...
Worksheet
Curated OER

Place Value and Expanded Form Independent Practice Worksheet

For Students 2nd - 5th
There are 10 three-digit numbers for scholars to start from here, and they write each in both expanded and word form. Although there are spaces provided for writing, the word form spaces may not be long enough for all writers. Consider...
Lesson Plan
Code.org

Binary Numbers

For Teachers 9th - 12th
All you need is a zero and a one. Build pupils' understanding of binary values and number systems to gain familiarity with binary numbers. Using a hands-on activity and technology, scholars learn how the binary system works and its...
Lesson Plan
West Contra Costa Unified School District

The Power of Ten: Building a Magnitude Model

For Teachers 4th - 5th Standards
Add visual representation to teaching place value with a magnitude model. Using adding machine tape, pupils build a linear place value strip from 1 to 100.
Worksheet
Curated OER

Comparing and Ordering Decimals

For Students 4th - 6th
Which decimal is greater? Learners start by comparing eight pairs of decimals, writing in the symbol (> or <) to indicate values. The next two sections involve sets of three decimals. They start by circling the decimal with the...
Interactive
Scholastic

Study Jams! Estimate Whole Numbers

For Teachers 2nd - 4th Standards
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...
Worksheet
Curated OER

Subtracting Decimals, Larger Numbers

For Students 5th - 6th Standards
Challenge your fifth graders with this decimals activity, which prompts them to subtract decimals to the hundredth and thousandth places. After writing the differences for the first 16 problems, they solve ten problems written in a...
Worksheet
Curated OER

Decimal Addition

For Students 5th - 6th
Use this guided set of equations to help scholars add double-digit numbers with decimals. They examine two examples before trying these on their own, many of which require regrouping. All of these have decimals to the hundredths place....
Activity
Math Learning Center

Grade 1 Supplement Set A5 – Number and Operations: Place Value

For Teachers 1st Standards
First graders work together to sort, categorize, and order collections of objects through activities that help build number sense. 
Handout
MLC

Decimals Worksheets

For Students 4th - 7th Standards
Make sure your students' understanding of fractions is on-point using this series of skills practice worksheets. Covering a variety of topics from basic place value and fraction/decimal conversion, to performing all four operations...
Worksheet
Curated OER

Place Value

For Students 2nd
In this place value worksheet, 2nd graders identify the correct number for the tens and ones given. There are eight problems for students to complete.
Worksheet
Curated OER

Numbers Within 20-Place Value

For Students 1st - 2nd
In this place value worksheet, learners fill in blanks to tell the correct number of tens and ones. A reference web site for additional activities is given.
Lesson Plan
Curated OER

Place Value on the Playground

For Teachers 4th
Fourth graders explore ordering whole numbers through the millions place through a P.E. game on the playground. In small groups they form numbers while standing in hula hoops, telling the teacher what number was made by the combination...
Worksheet
Curated OER

Place Value Mystery Numbers

For Students 5th - 6th
In this math worksheet, students read and solve 4 story problems in which they figure out the mystery number. The clues tell students about how digits are placed. Students write the mystery number as the answer.
Worksheet
Curated OER

Three-Digit Number: Hundreds Place

For Students 1st
Looking at the image of two sets of base ten blocks, learners determine which represents the number shown. This process is fully explained just below the problem. Use for review or extra practice.
Lesson Plan
Illustrative Mathematics

Reasoning about Multiplication and Division and Place Value, Part 2

For Teachers 5th - 7th Standards
The learner puts reasoning and estimation to work. The directions are to place a decimal in the answer to make the equation true. Pupils are to look at the two problems, one multiplication and one division, and estimate an answer. No...
Worksheet
Curated OER

Decimal Addition

For Students 4th - 6th
Practice adding decimals by completing 26 practice problems. Scholars examine two examples before trying these on their own. They add two and three-digit numbers with decimals, regrouping when needed. Not all numbers have decimals, but...
Worksheet
Curated OER

Ordering Sets of Measures

For Teachers 3rd - 6th Standards
This isn't an ordinary number sequencing activity; as scholars put these values in order they must pay close attention to the units attached. Each set of numbers has different units of measurement, so they must convert to order them from...

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