Curated OER
Tens and Ones
In this place value learning exercise, students complete two pages of 20 problems involving identifying the place value. Students are given a specific number of tens and ones and write down the number they equal.
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...
Curated OER
Tens and Ones, Tickets and Books challenge
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.
Curated OER
Tens and Ones
Learners view three problems involving adding or subtracting with ones and tens. Each problem is followed by an explanation and an answer as to how the problem should be done. Note: This resource contains incorrect grammar and could be...
Curated OER
Tens and Units
Images of base ten blocks are used to reinforce counting past 10. Learners will count along, adding units to each 10 as they go from 10 to 30. Each number is shown on a 100 block, as blocks of 10s and 1s, and in numeric form as tens and...
K-5 Math Teaching Resources
2-Digit Addition Template
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
Curated OER
Counting On Tens or Ones
In this mathematics worksheet, 1st graders count on tens or ones. They identify how many ones and tens that they are counting for each. Then, students write the sum for each problem.
Curated OER
One and Tens Place Value
Counting is much easier when the objects are arranged in groups of 10! This place-value practice sheet helps young mathematicians grasp ones and tens place value through three exercises. First, they complete three missing addend...
Savvas Learning
How Many Hundreds?
Mental math skills are really important to develop. Kids practice metal computation by first adding the hundreds then the tens and ones. There are nine addition and nine subtraction problems to solve. This attractive worksheet is...
Curated OER
Number Rods
Working in a math center or an "I finished early" work station, young mathematicians will match in sequence pre-set-up rods of unifix cubes to numbers on a number line. To help differentiate tens from ones, use different colors to...
Curated OER
Adding Blocks: Hundreds, Tens and Ones
In this adding blocks: hundreds, tens and ones worksheet, students count the blocks, write the numeral for hundreds, tens and ones, then write the total number of blocks.
Curated OER
Working with 10s and 1s, Part 2
Practice place value by visualizing 10s and 1s. First graders count the cubes in each place, then write the total number at the bottom. In one particularly helpful section, they draw the cubes that will add up to a given number. Bring in...
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Curated OER
Make Ten Bundles
How many rolls until you get to 100? Young mathematicians will have a blast with this place value game, which has them rolling a die and placing a corresponding number of popsicle sticks in the "ones" column of their mat. Once they get...
Curated OER
Adding With Regrouping
In this regrouping addition worksheet, 2nd graders add 4 problems together, use tens and ones models, if needed, and circle yes or no if they had to regroup or not.
Curated OER
Adding Three Numbers
In this addition worksheet, 2nd graders solve 11 three double-digit number addition math problems by lining up the numbers by tens and ones.
Curated OER
Adding Two-Digit Numbers
In this addition worksheet, 2nd graders add 6 two-digit numbers together, use tens and ones as models and circle yes or no if they needed to regroup.
PHET
Make a Ten
Rate the resource as a perfect 10. Pupils use an interactive to help add and subtract numbers. They first explore how to express whole numbers using hundreds, tens, and ones, then explore how to add whole numbers by combining to make...
West Contra Costa Unified School District
The Power of Ten: Building a Magnitude Model
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.
Curated OER
Add Two-Digit Numbers
In this addition instructional activity, 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.
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
Adding With Whole Tens
For this addition worksheet, learners use pictures of bars and numeric problems to add whole tens and complete addition problems. A website reference is given for additional activities.
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
Multiplying
There is a step-by-step example here to help young multipliers solve 12 equations, all of which have one 2-digit and one 1-digit factor. The method displayed encourages breaking the two-digit number into tens and ones, multiplying each...