Curated OER
Groups of Ten Ones
In this "groups of ten" worksheet, students circle groups of ten cubes, then write how many rows of tens they have. Worksheet includes a brief introduction to counting groups of ten.
Curated OER
Using Tens and Ones
Students make bean sticks. In this place value lesson, students practice counting ones and tens by using craft sticks and beans to make counting sticks.
Curated OER
Color Me Red If I Am a Ten
Students count aloud by tens. They use a number chart to color in every number that ends in a zero and then participate in choral counting by tens.
Education World
Counting with Marshmallows and Licorice
Here's a tasty lesson on place value! Learners practice counting by ones and tens using mini-marshmallows and licorice sticks. They count and add the mini-marshmallows, and use the licorice sticks to represents tens.
Curated OER
Study Buddies: Adding Two-Digit Numbers
Some times a simple instructional activity is all you need. Here are 2 worksheets that can be used as a instructional activity on problem solving, addition, and partner work. The first worksheet has learners use a tens and ones charts to...
Curated OER
Chisanbop (Korean Counting to 99)
Students practice their counting skills. In this counting lesson, students discover the Chisanbop method of counting which allows them to quickly count to 99 using their hands.
Curated OER
Value of Coins
In this counting money with coins worksheet, students count by ones, fives, or tens to write the amount of the money the coins in each row are worth. Students also respond to a question regarding how to make 30 cents with coins.
Curated OER
Carrying to Tens
in this addition worksheet, students read about carrying tens, then complete 13 problems, circling cubes as directed and solving. A website reference is given for additional activities.
Curated OER
How Many More on a Graph?
First graders identify a number that is one more or one less than a number up to one hundred and identify a mystery number. They also create a class graph that illustrates how many children are in each family, and answer questions about...
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 1)
Support math vocabulary using a set of 25 flashcards. The set consists of a variety of bold-faced word cards and corresponding labeled picture cards. Terms include even numbers, regrouping, skip counting, and more.
Curated OER
Counting and Calculating
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.
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 1
Here is an assessment designed to test mathematicians' knowledge of writing numbers, comparing numbers, skip counting, solving addition and subtraction problems; along with measuring objects, telling time, identifying shapes, reading...
Curated OER
Number Breakdown and Description Worksheet
How many ones and how many tens? Explore place value and addition. Learners begin by solving two missing addend problems followed by an addition and subtraction equation. Then, they read two sentences describing numbers by their place...
Illustrative Mathematics
Hundred Chart Digit Game
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...
Curated OER
K-5 Mathematics Module: Number and Number Sense
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 in...
K-5 Math Teaching Resources
Base Ten Hundreds Flats (4 per Page)
Looking for a base 10 hundreds flat? Look no further! Here, you'll find four base 10 hundreds flats with space to write under each model.
Curated OER
Subtraction and Unknown Addends (to 20)
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 operations. There is...
Curated OER
Same and Different
For this mathematics worksheet, learners first complete the tens place and then add the rest. Then they continue the patterns and compare each column. Students also fill in the missing addends and solve various word problems by writing a...
Curated OER
Color Me Green If I Am a Five
First graders count by 5's to 100. They use a number chart to identify and mark all numbers ending in five or zero. They use the charts to participate in choral counting.
Curated OER
Counting by 10s, 5s, and 1s
Learners practice counting by 10s, 5s, and 1s in order to prepare for counting and adding the values of coins.
Curated OER
How Many Are There?
This is a very basic worksheet intended to provide practice in solving word problems involving subtraction. Learners read the word problems then subtract to find the answer. An answer key is included.
National Security Agency
Expanding Place Value
Learners explore place value. This incredibly thorough and valuable mathematics instructional activity, has students make a number wheel to assist in the completion of a Place Value worksheet. Students use manipulatives and a place value...
NTTI
Putting Together Ten
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries to...
Curated OER
Add Two-Digit Numbers
In this addition worksheet, students practice adding 6 2-digit mathematical problems. Students follow 3 steps to adding tens and ones together. Students trace 4 dotted numbers provided in 2 addition problems.