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
Ways to Make Hundreds
How many ways can you make 200 using 1s, 10s, and 100s? Learners will build number sense, a basic understanding of place value, and prep for future lessons on expanded form with this simple worksheet. They are given 6 numbers, they write...
Illustrative Mathematics
“Crossing the Decade” Concentration
Young mathematicians concentrate on learning to fluently count. Following the rules of the classic game Memory, children take turns flipping over cards in order to find pairs of numbers that cross a decade (e.g. 29 and 30). For younger...
Curated OER
"Eggs-ploring" Math with Jellybeans
Learners work in pairs with a small bag of jellybeans to estimate the number of candies in their bags and then figure out how many groups of 10 jellybeans are contained in their bags. They then graph the information using a pictograph or...
Curated OER
Race to 50/100
Second graders practice utilizing multiple tens frames and dice to race to fifty or one hundred. They calculate tens and ones to find out how many counters they have on their grid and how many more they need to get to fifty or one...
Curated OER
Add Tens and Ones
Six story problems challenge young mathematicians to add single- and double-digit numbers. Manipulatives would come in very handy for primary graders tackling this worksheet. Some of the sums have addends as large as 25 and 33. Some...
Curated OER
Groups of Ten Ones
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.
Curated OER
Wacky Windows
In this place value instructional activity, students examine 6 pictures of houses with different window shapes that represent hundreds, tens, and ones. Students answer 6 fill in the blank problems where they discover the three digit...
Curated OER
Regroup Ones as Tens: Practice
In this regrouping numbers worksheet, students learn to regroup numbers by writing the tens and ones for each number set and then writing the number. Students finish with one test prep question using regrouping.
Primary National Strategy
Ordering and Counting
Are you in need of a 5-day unit intended to teach little learners how to count to 20? This is a well-structured complete set of lessons which employ a variety of methods to instruct learners about various ways to count from 1 to 20. They...
Curated OER
Number Patterns
Which number comes next? The great part about this number sequencing worksheet is that it increases in difficulty so some learners who aren't challenged by the first few will definitely meet their match with the last couple. In each of...
Curated OER
Numbers 1-20
Count along as a class! Each slide contains a number and objects to count, 1-20. The images are fun and as they reach 10+ are grouped by ones and tens. This resource could be used in a variety of ways, is well put together, and has fun...
DK Publishing
Counting Caterpillars
These caterpillars each have a number sequence printed on their segmented bodies, but some numbers are missing! Look at the completed caterpillars as an example, asking kids to notice a possible pattern. They should observe that the...
Curated OER
Tens and Ones #3
In this place value worksheet, students count the number of tens and ones represented by blocks, then write the number represented in a blank. Worksheet is labeled as a sample from a subscription site.
Curated OER
Relating Facts to Place Value
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.
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 lesson plan is all you need. Here are 2 worksheets that can be used as a lesson plan on problem solving, addition, and partner work. The first worksheet has learners use a tens and ones charts to practice adding...
Illustrative Mathematics
Three Composing/Decomposing Problems
Practice composing and decomposing numbers in base-ten using three word problems. Each problem presents a different scenario requiring learners to explain their thinking, find the number of ones, and find out different ways to make a...
Illustrative Mathematics
Making 124
How many ways can you make the number 124 using only tens and ones? Use a task that prompts young mathematicians to make 124 in as many ways as possible.
Curated OER
Deciding When to Regroup
In this regrouping worksheet, 2nd graders complete a chart by determining whether 5 subtraction problems need to be regrouped or not and writing the tens and ones on the lines provided for each one. Students study the first one done for...
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.