Organizer
Curated OER

Counting and Calculating

For Students 1st - 2nd
In this math worksheet, students follow the basic activities that are shown in the planning guide written for the teacher. The plan is written in the form of a unit.
Worksheet
Curated OER

Group Triangles Into Fives Or Tens

For Students 2nd
In this grouping into fives and tens worksheet, 2nd graders group pictures of triangles by drawing circles around sets of ten. They work with 50 pictures of small, right triangles.
Worksheet
Curated OER

Hands On: Regroup Tens

For Students 3rd - 4th
In this regrouping tens learning exercise, students use math models or draw pictures to help them add the numbers within the problem. Students also learn to regroup numbers in the tens value place by completing the six problems.
Worksheet
Fuel the Brain

Counting to Tens

For Students 2nd
Have your young mathematicians learned to count to one hundred? Do they know their groups of tens? If so, they might enjoy completing these word problems that have each of their sums end up being a group of ten!
Worksheet
Curated OER

Tens and Ones

For Students 2nd - 3rd
In this tens and ones activity, students count numbers using the value places for tens and ones. Students complete 14 problems.
Worksheet
Curated OER

Hundreds, Tens, and Units (1)

For Teachers 3rd - 4th
In this counting units worksheet, students use the unit square blocks to practice counting place values for hundreds and tens numbers.
Worksheet
EdHelper

Tens and Ones #3

For Students 2nd - 3rd
For this place value instructional activity, learners write the number of tens and ones shown by sets of blocks, then write the number represented. Worksheet is from a subscription site with links and is labeled as a sample.
Worksheet
Curated OER

Tens and Ones, Tickets and Books challenge

For Students 2nd - 3rd
In this addition word problem worksheet, students add books of ten tickets plus additional tickets to find the totals and use the sums to answer additional problems. Students solve seven problems.
Lesson Plan
Curated OER

100 Or Bust!

For Teachers 3rd - 5th
Elementary schoolers use their understanding of place value to develop a strategy for a number game. In this lesson, pupils use place value to play "100 or Bust" and figure out a good winning strategy. These kinds of math games are...
Activity
Illustrative Mathematics

Hundred Chart Digit Game

For Teachers K - 2nd Standards
Math games, especially in the primary grades, provide great opportunities for developing the number sense of young mathematicians. Working in pairs with a deck of single-digit cards, students take turns drawing two cards and reading the...
Worksheet
Curated OER

Number Puzzles

For Students 1st - 2nd Standards
These math puzzles are sure to get your first and second graders thinking. Nine word problems about odds and evens, as well as greater than and less than, keep learners guessing. If you're working on mental math in your class, use these...
Activity
Curated OER

K-5 Mathematics Module: Number and Number Sense

For Students K - 5th Standards
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Unit Plan
1
1
Curated OER

Kindergarten Numbers and Number Sense

For Teachers Pre-K - 1st Standards
Twelve math lessons take kindergartners through the process of number sense and counting. The skills range from counting to ten, filling out ten frames, indicating ordinal position of an object, and counting by fives and tens to one...
Worksheet
Curated OER

More and Less

For Students 1st - 2nd
Mental mathematicians add and subtract 1, 10, and 100 from sets of numbers. Each set of one, two and three-digit numbers gives scholars a chance to practice their addition and subtraction skills. There are 62 whole numbers in all. What...
Worksheet
Curated OER

10 More or 10 Less?

For Students K - 2nd Standards
Take a rocket to the stars with using a math worksheet. Here, four sets of alien saucers, moons, rockets, and stars prompt young learners to match numbers with one more or ten more. Color the pictures for extra fun when learners are...
Worksheet
Curated OER

Subtraction and Unknown Addends (to 20)

For Students 1st - 2nd
How many more gallons of fuel does Mr. George need to fill his car to capacity? This word problem uses the unknown addend strategy to get scholars subtracting and thinking about the relationship between mathematical...
Worksheet
Curated OER

Relating Facts to Place Value

For Students 4th - 5th
In this place value worksheet, students use the given number and write how many tens and ones are in each number. Students draw a line to the matching number sentences for each place value. Students finish with a place value word problem.
Lesson Plan
Curated OER

Groups of Ten Ones

For Teachers 1st - 2nd
In this "groups of ten" worksheet, young scholars circle groups of ten cubes, then write how many rows of tens they have. Worksheet includes a brief introduction to counting groups of ten.
Worksheet
Curated OER

Groups of 10

For Students 1st - 2nd
In this counting in groups of 10 activity, students count the images in each set and circle the groups of ten. Students then count on to find how many additional images there are and write that number and the total number in the box.
Lesson Plan
Curated OER

Groups of Ten Ones

For Teachers 1st - 3rd
In this place value worksheet, students circle groups of "ten cubes" and write how many tens they counted all together. Students are grouping cubes in ten's.
Worksheet
Curated OER

Counting On In Tens

For Students K - 2nd
How can you start at 13 and end up at 43? By adding 10s of course! Kids complete 4 different number lines by adding 10s. Each line begins with a teen number and is 4 numbers long. An answer key is included.
Lesson Plan
Curated OER

Place Value Review: Tens and Ones Place

For Teachers 1st - 2nd Standards
Young learners determine the place value of a digit in a given number.  They review 10s and 1s place value by participating in activities using unit blocks. Some excellent independent practice is built in to this plan. A written...
Lesson Plan
Illustrative Mathematics

How Many Colored Pencils?

For Teachers 2nd - 4th Standards
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
Organizer
1
1
Curriculum Corner

Back to School Math and Literacy Centers

For Students K - 1st Standards
From filling in the missing number to filling in the missing letter; to writing fluency sentences to skip counting and matching, a complete set of back to school math a literacy centers will not disappoint. Use these activities...