Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 3
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently.
Math Drills
Standard, Expanded and Written (B)
Pupils are provided with an excellent practice worksheet for writing six-digit numbers in standard, expanded, and written form.
Math Learning Center
Third Grade Assessments and Scoring Checklists, Common Core State Standards
How are your learners doing with place value? Track their skill levels with a set of math assessments. The packet includes worksheets to hand out to your class, scoring checklists, a calendar for implementation, and instructions for use...
Math Learning Center
Second Grade Assessments and Scoring Checklists, Common Core State Standards
How are your second graders progressing in their math skills? Find out with a series of math assessment activities. With baseline assessment score sheets for each skill, you can track how well your kids are adding, subtracting, telling...
Illustrative Mathematics
Number of the Day
Daily routines not only help to manage classrooms, they can also provide learners 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...
Curated OER
Expanded Notation Poster
Show how numbers can be expanded with this vivid chart expressing different place values. The chart takes four numbers and writes them with expanded notation in their thousands, hundreds, tens, and ones places.
Scholastic
Study Jams! Place Value
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,...
Curated OER
Expanded Form
Explore place value through re-writing these two-digit numbers in expanded form. For example, 47 becomes 40 + 7. There is one example to model this, and scholars complete 14 more on their own. Be sure they understand this process as...
Curated OER
Expanded Form
Practice place value through writing numbers in expanded form; scholars do this with numbers up to five digits. There are two examples to demonstrate the process, and the problems are split into four distinct sections to keep pupils...
Curated OER
Expanded Form
Writing numbers in expanded form is a great way to practice place value, and here scholars do this with numbers up to six digits. There are two examples to demonstrate the process, and scholars complete four distinct sections to keep...
Curated OER
The Hundreds Place
Observe numbers in four different forms. Scholars become more familiar with place value as they match the numbers on the left with those on the right. The twist is that the numbers are shape-shifting! Some are in expanded form, others...
Curated OER
How to Use Expanded Form
Third graders write numbers in expanded form. In this math vocabulary lesson, 3rd graders write numbers in expanded form using words only, words and numbers, and numbers only. Each student is given three dice to roll. They then write the...
Curated OER
Morning Math
Here is a series of morning math activities which will get your class thinking as they start the day. Simply do one or two every day; the variation in types of math will keep them on their toes and reviewing past concepts. Each of the 16...
Curated OER
Number Value Assessment
Quiz your second graders with this set of math worksheets involving place value, word problems, number sequence, greater than/less than, coin value, expanded form, and much more! Most have multiple choice answers provided, and generally...
Curated OER
Place Value Through Hundred Thousands
Learners write four specific numbers in standard form and the value of the underlined digit in three specific numbers in short word form. They write one specific number in word form, short word form and in expanded form, and solve one...
Curated OER
Comparing and Ordering
Young mathematicians mark nine specific three-digit whole numbers on a number line. They compare/contrast 20 number expressions with one of the following signs: <, >, and/or =.
Curated OER
Place Value Made Simple
Elementary schoolers explore place value to the millions place. They construct and evaluate the value of numbers. Working in small groups, pupils problem solve with pocket place value charts, and examine standard and expanded forms. This...
Curated OER
Expanded Shells
Practice expanded and standard notation in this beach-themed addition activity. You will need to cut out the shell templates, which are in three groups: ones, tens, and hundreds. Learners choose one from each group, then use the learning...
Curated OER
Math Flash - Place Value PowerPoint
Place value and the reading and writing of large numbers, are the focus of this math PowerPoint. Students are taught that place values can be bunched up into "periods," which consist of the ones, thousands, millions, billions, and...
Curated OER
The True Value of Sweets
Measure your pupil's learning in a lesson designed to explore decimals by weighing different candies on a scale and recording the weight. Small groups then compare and order the decimal weights on a number line to show their...
Curated OER
Place Value
There are 3 problems on this page, in which learners must compose the given number in both expanded and standard form. They are shown images of blocks representing hundreds, tens, and units, they write the number of hundreds, tens, and...
Math Worksheets Land
Place Value and Expanded Form - Matching Worksheet
These three-digit numbers have been written out in expanded form. Can your scholars match them to their original numbers? To guide them into thinking about place value, each of the standard-form numbers has been separated into three...
Curated OER
Place Value and Expanded Form
Because there is only one place-value problem here and a detailed explanation below, use this as an all-class warm up. Learners write 369 in expanded form with a little assistance by a place value table. They can fill in the hundreds,...
Curated OER
The Hundreds Place
Break up numbers into place value to help your scholars comprehend three-digit numerals. There are three problems here, and the large text and visuals make it ideal to project as an all-class warm up. Learners first identify the value of...