Curated OER
Adding Up
Make addition visual in order to help beginners understand the concept. They add up beads on a string, examining an example before trying it on their own. Learners fill in addends and sums for these, and sometimes both. Although...
Curated OER
Missing Numbers to Twenty
Which number is missing? Beginning counters examine twenty-six number sequences, one for each letter of the alphabet. Each sequence has four numbers, ranging from one to 20. There is one number missing from the sequence, and learners...
EngageNY
Counting Problems
Solving these percent problems is a matter of counting. Pupils find percents by counting the number of events that meet the criteria and the total number of possibilities. Participants create the ratio and convert it to a percent to...
Illustrative Mathematics
Counting Stamps
Stamps come in sheets, strips, and singles. Young mathematicians use their knowledge of hundreds, tens, and ones to determine how many stamps Mike has altogether.
Curriculum Corner
Back to School Math and Literacy Centers
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 during...
Curated OER
Help George Washington Pick Up the Cherries
In this counting to 20 instructional activity, learners cut out a set of cherry pictures. Students look at the picture of George Washington and a cherry tree, and read the number on each of 9 cherry baskets. Learners paste the correct...
Curated OER
Fill in the Missing Numbers 1-20, #9
In this number order practice worksheet, learners examine 5 rows of numbers. Students fill in the blanks in each of the 5 rows with the appropriate numbers between 1 and 20.
Curated OER
Fill in the Missing Numbers 1-20, #10
In this number order practice worksheet, students examine 5 rows of numbers. Students fill in the blanks in each of the 5 rows with the appropriate numbers between 1 and 20.
Curated OER
Sequencing and Counting on
This series of slides gives learners an opportunity to count on by 10's in number sequences then discuss how to apply counting on to addition and subtraction problems. Learners count on and back by 1's, 10's, and 100's.
Curated OER
Count, Trace, and Print Numbers 1 to 20
The first of these four pages deals with numerals 1 - 5, and subsequent pages cover the following sets of five numerals. For each, one or two dominoes display the number of spots, dotted lines with arrows instruct how to write the...
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
Finding 10s
For beginners to addition, sets of objects are the ideal way to make this concept understandable. For each of these sets they ring 10 and count the remaining. Then, scholars fill in the addends as 10 and the remaining number. The sums...
Curated OER
Estimate How Many Seeds Are In a Fruit or Vegetable
Help mathematicians estimate how many seeds are in a given vegetable or fruit. They are divided into pairs and estimate the amount of seeds in a whole fruit without seeing the inside. They then cut the fruit or vegetable in half and...
Curated OER
Count by 100s
In this counting by hundreds to problem solve worksheet, students count and write by hundreds in sequence, add a hundred, and model using flats and rods to solve six problems.
Curated OER
Who Wants to Be a Champion: Numbers
Your class can have fun with numbers using this game. Learners answer questions relating to skip counting, even and odd numbers, ordinal numbers, Roman numerals, and more. This is a terrific center activity.
Curated OER
More Than or Less Than?
How many apples is less than five? Each of these problems has two images, one with quantifiable details and one without (i.e. a tree with apples and an empty tree). Answers will vary as young counters draw objects onto the second image...
Curated OER
Unknown Addends (to 20): Count the Blank Boxes
By filling in the blank squares, learners complete five addition number sentences both visually and numerically. For each problem, a frame is filled with a certain number of images (turkeys, candles, etc.) and a certain number of blank...
Curated OER
Counting From 1 to 100
The instructions on this 100-chart direct pupils to "circle odd or even numbers," which is pretty ambiguous. However, children can use it to identify odd or even numbers, practice skip counting, or recognize number patterns.
Curated OER
Add Some More (10-20)
In this counting 1-20 practice worksheet, students improve their math skills as they solve 9 problems that require them to count the objects pictured in each group.
Curated OER
Know By Heart Addition Facts To 20
In this addition worksheet, students solve the 56 addition problems. They are each in groups of 8 and students record how many seconds it took to get each group done. The problems all involve adding 2 single digit numbers together. The...
Curated OER
The Apple Tree: A Counting Book
In this counting book worksheet, students complete a 21 page book with an apple tree theme. Students read the sentence telling how many apples the tree should have and cut and paste apples to match that number. There is one tree for each...
Curated OER
Counting to Thirty
In this math worksheet, student practice counting up to 30 and writing the correct number. Students analyze 10 groups of objects. For each group, students count the shapes and write the number on the line.
Curated OER
Counting to 20
In this counting worksheet, students fill in the missing numbers on boxcars of a train. Numbers used are 1-20. Worksheet has a total of 5 "trains."
Curated OER
Zero, One, or Two?
In this counting to 2 worksheet, students solve 8 problems in which objects in a set are counted. Students circle the number (0.1 or 2) that tells how many.