Curated OER
Investigation - What Does 1,000 Look Like?
Second graders determine what 1,000 items look like. For this math investigation lesson, 2nd graders collect 1,000 items and determine the best way to count them by tens and hundreds. They can use stickers on notecards to count to 1,000....
Curated OER
Tens and Ones
In this tens and ones worksheet, students count numbers of shapes in groups, writing the number of tens and ones in each set, then writing the total number beside each.
Curated OER
Finger Fun
In this counting with your fingers worksheet, 3rd graders use the finger method to find the products of 10 single-digit multiplication math problems. Students describe another pattern on the lines provided to help find products that have...
Curated OER
Chisanbop (Korean Counting to 99)
Students practice their counting skills. For this counting lesson, students discover the Chisanbop method of counting which allows them to quickly count to 99 using their hands.
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
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
Carrying to Tens
For this math worksheet, learners learn to carry to the tens place in addition. Students solve 8 problems, each with pictures of tens rods and cubes which illustrate the concept.
Curated OER
Regroup Ones as Tens: Homework
In this regrouping numbers worksheet, students learn how to regroup ones as tens to find a given number. Students solve five problems using regrouping.
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Place Value-Tens and Ones
In this place value worksheet, students count base 10 squares, counting tens first, then ones. Students write the total amount counted. A reference web site is given for additional activities.
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Place Value - tens and ones 6
In this place value worksheet, student count the number of tens and ones, write out each value, and add them up. Students complete 6 problems like this, and 12 more where they simply add the two numbers together.
Curated OER
Place Value-Tens and Ones #3
In this place value instructional activity, students count tens and ones shown in pictures and words, put them together and write totals, then do the same for problems stated in words. A reference web site is given for additional...
Curated OER
Tens and Ones Worksheet #2
In this place value worksheet, students count and write the number of tens and ones in given numbers. Worksheet is labeled as a sample from a subscription site.
Curated OER
Regroup Ones as Tens: Problem Solving
In this regrouping numbers worksheet, students read the word problems and then solve by regrouping the numbers in the ones as tens. Students solve four problems.
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Regroup Ones as Tens: Practice
In this regrouping numbers learning exercise, 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.
Curated OER
Counting In Groups Of 10
In this counting in groups of ten worksheet, students count ten dots and circle them in six boxes, write how many ten-groups they get and then write how many ones are left over.
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Tens and Ones #4
In this place value worksheet, students read how many tens and ones are in a number, then write the number on the line beside the "number sentence." Worksheet is labeled as a sample from a subscription site.
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...
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Wacky Windows
In this place value worksheet, 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 number...
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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...
Houghton Mifflin Harcourt
Unit 5 Math Vocabulary Cards (Grade 2)
Reinforce math vocabulary with a set of flash cards. Two types make up a set of 10 cards; a word card and a labeled, picture representation. Terms included are estimate, ones, regroup, and more.
Curated OER
Finding Place Value
In this place value worksheet, 2nd graders determine how many ones and tens places are in the provided number. Students are given 13 problems in order to practice the skill.
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
Tens and Ones
In this counting by groups worksheet, young scholars practice counting by tens and then by ones. Students count the rows of ten and single cubes and then write how many cubes there are all together.