Curated OER
Counting, Properties of Numbers, and Reasoning about Numbers
Five days of lessons develop number sense and counting patterns, including odd and even numbers, 5s and 10s, doubles, and ways to make 10. Each session opens with fun finger play to reinforce counting and reasoning about numbers. Various...
Curated OER
Mental Math: Breaking Apart to Add
Develop mental math addition skills by breaking apart addends into 10s and extras. Worksheet has problem solving steps at the top of the page, and 8 practice exercises that lead to increasing independence using the process.
Curated OER
Mental Math: Subtract Tens, Problem Solving
Subtracting by 10s is easy for your young learners with this worksheet! There are three questions to accompany a bar graph, and there's a space for learners to explain their answers. Encourage them to use mental math here!
Curated OER
Learning Even and Odd Numbers
In this math lesson plan, young learners receive a numeral written on a paper and arrange themselves in chronological order. They illustrate skip counting by 2's, 5's, and 10's using their numerals and then complete an individual 100...
Curated OER
Place Value Review: Tens and Ones Place
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...
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...
Curated OER
Mentally Add Larger Numbers
Using what they know about adding 10s and 100s, learners attempt to mentally solve 18 addition problems. Each problem requires them to think of the nearest 10 or 100, add them together, then add the remaining units.
Teacher's Guide
Adding Tens
Given a hundred chart and several examples, learners practice adding 10s. They are given a number then use the chart to aid in adding 10, 20, 30, 40, or 50. There are 25 problems to solve. Tip: Have learners color in all the tens prior...
DK Publishing
Learning Place Value
A great quiz for your place-value unit! Once your first graders have mastered the 1s, 10s, and 100s place values, assess their learning with these questions. Three sections prompt pupils to provide the number in certain places, and the...
Curated OER
Multiplying by 10 and 100
Work on multiplication and division with your fifth graders. They practice multiplying and dividing by 10s and 100s in four sections of problems, all written in varying formats. A great way to reinforce your math lesson!
Illustrative Mathematics
Assessing Counting Sequences Part I
Working with kindergartners one-on-one, you will identify their ability to count by 1s and 10s and conclude what levels they have mastered, as well as where they need skills practice and instruction. The commentary provided will aid you...
Curriculum Corner
Valentine's Math and Literacy Centers
Look no further for a Valentine's Day-themed packet intended for math and literacy centers. Learners practice writing, reading, and representing numbers in a variety of ways, including skip counting by 2s, 5s, and 10s to 100. The pink...
Curriculum Corner
St. Patrick's Day Themed Math and Literacy Practice
Look no further for St. Patrick's Day-themed math and literacy practice worksheets. Math skills allow for practicing counting to 100 by 5s, 10s, and 1s, as well as 10 more or 10 less, writing numbers in word and standard form,...
Illustrative Mathematics
Valid Equalities?
True or false: 20 = 10 + 10. The statement is true because two 10s make a 20. These are the types of equations learners must label or false. They must also explain in mathematical terms how they know.
Curated OER
Multiplication Facts up to 10 X 10
Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...
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...
Curated OER
The Counting Caterpillar
A daily counting routine builds a caterpillar with 100 body segments (marked with symbols to indicate 2s, 5s, and 10s) by the 100th day of school. Provides structured repetition as part of the morning routine so that by 100th day,...
Curated OER
Ones and Tens Place Value
As scholars examine place value, these exercises help them incorporate addition and grouping. First, they answer three missing-addend questions, each with 10 as the given addend. Because all of the missing numbers are single-digit, this...
Curated OER
Counting Practice
Young counters practice their skills in these two visual problems. First, they examine a number sequence beginning at 10 with a few filled in. They must count by 10s to fill in the rest of the pattern. Next, learners count the bubbles...
Curated OER
Expanded and Standard Form
Tens and ones, that's what this worksheet is all about. Learners break down 6 numbers into their 10s and units, transpose 5 numbers from expanded to standard form, and write 5 numbers in word form. This would be a good worksheet to...
Curated OER
Multiply With 10: Homework 19.3
Second and third graders solve three problems in which ten is multiplied by a number. Pupils may use the picture clues to skip count by 10s.
Curated OER
Mentally Add and Subtract 10 or 100
Find the missing digits in these number sequences. Each of the ten has one missing number and scholars must figure out what it is. Here's the pattern: all of these sequences involve counting by 10s. Learners add or subtract 10 to...
Math Salamanders Ltd.
Division Related Facts 10s Sheet 2
For this division facts worksheet, students complete a set of 40 problems using facts of 10. A reference website is given for additional activities.
Curated OER
Short Division-- 2s,5s, And 10s With Remainders
In this math worksheet, students practice division with remainders. All the divisors are either 2,5 or 10 and the dividends have two or three digits. There are no directions or examples.
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