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Organizer
K-5 Math Teaching Resources

Base Ten Mat (Tens and Ones)

For Students Pre-K - 2nd Standards
When working with base blocks, you need a base ten mat. Well, here it is! Organize your tens and ones using this mat to represent, count, and examine numbers. 
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Lesson Plan
Curated OER

Summer Bridge Activities 4-5

For Teachers 4th - 5th
In this cross-curricular worksheet, learners complete various activities. They complete a crossword puzzle dealing with electricity, change mixed numbers into decimals, subtract fractions, identify adjectives in sentences, solve money...
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Worksheet
Curated OER

Practice Rounding Decimals

For Students 5th - 7th
Elementary and middle schoolers round numbers with decimals to the place value that is underlined. They find the length to the nearest centimeter and tenth of a centimeter of a variety of objects.
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Worksheet
Curated OER

Thanksgiving Addition

For Students 3rd - 4th
A handy instructional activity on adding 3-digit numbers is here for you. Third graders practice the skills of carrying numbers from one place value to the next when adding numbers like this. An answer key accompanies the instructional...
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Worksheet
Curated OER

Place Value Addition

For Students 1st - 3rd
In this addition practice learning exercise, students sharpen their math skills as they solve 40 problems that require them to add 2-digit numbers to 1-digit numbers.
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Worksheet
Curated OER

Counting Blocks: Hundreds, Tens and Ones

For Students K
For this counting blocks:  hundreds, tens and ones worksheet, students count the blocks, write the number in the right place, then add to get the total number of blocks.
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Lesson Plan
Curated OER

Place Value 1-- Breaking Down Numbers

For Teachers 2nd - 3rd
For this math worksheet, students practice standard and expanded notation by solving 33 problems. Students break numbers down to tens and ones and write as addition, then reverse the process to write the standard form.
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Interactive
Curated OER

Five Simplify With Parentheses and Absolute Value Problems

For Students 6th - 9th
In this grouping symbols worksheet, students simplify five interactive expressions containing a single number, grouping symbols and signs.  The solutions are provided and new number may be placed in each problem. 
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Worksheet
Curated OER

Sunshine Math- 1

For Students 1st - 3rd
In this problem solving worksheet, students complete 7 word problems that include telling time, maps, place value, fractions, and patterns. Note: The first page of this looks slanted, but is legible.
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Worksheet
Curated OER

Place Value Sequences (1)

For Students 2nd - 3rd
In this number sequence activity, students study the given sets of numbers and then continue each sequence by writing in the next 2 terms.
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Worksheet
Curated OER

Add and Subtract within 1000

For Students 1st - 2nd
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
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Lesson Plan
Curated OER

Subtracting With or Without Regrouping - Lesson & Worksheet

For Teachers 2nd
Second graders analyze subtraction problems. In this subtraction lesson, 2nd graders examine how to subtract numbers with and without regrouping. Students work in teams to complete board races.  Assessment is provided.
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Writing
Curated OER

Adding with Different Numbers of Digits

For Students 3rd - 5th
Expand addition concepts by challenging your pupils with these multi-digit addends. They add up numbers with up to seven digits, regrouping where needed. The first six are written vertically and the next two are horizontal. Make...
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Worksheet
Curated OER

Hundreds, Tens, and Units

For Students 1st - 3rd
How many hundreds, tens, and ones are there? The class examines 3 different images, each containing flats, rods, and units. They write down the number of 100s, 10s, and 1s, then the whole number they represent.
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Worksheet
Math Worksheets Land

Compare Two-Digit Numbers - Guided Lesson

For Students 1st - 2nd Standards
Practice comparing number values in a variety of activities on this worksheet. Youngsters complete a statement comparing 20 to 20, choosing from three options: is greater than, is less than, and is equal to. Then, they put four numbers...
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Worksheet
Curated OER

Watermelon Number Cards

For Students Pre-K - 2nd
Use these festive watermelon number cards as a math manipulative in with your youngsters. Laminate and cut out a set for each student to use throughout the year, or just use one classroom set for math stations. Although there isn't a...
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Lesson Plan
Curated OER

Easy Addition

For Teachers 4th - 8th
Learnes practice an alternate way of carrying when doing addition. In this addition lesson, everyone applies an alternate algorithm when they need to carry when adding. They work from left to right instead of starting in the ones place....
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Lesson Plan
Curated OER

Counting Numbers 0-30

For Teachers Pre-K - 1st
Here are some fun and simple ways to practice counting, saying, and writing numbers 0-5. First, play a whole-class game: scholars sit in a circle and count off around the circle. The player after the number five has been called has to...
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Worksheet
Curated OER

Smallest and Largest Numbers

For Students Pre-K - 1st
Incorporate robots into your lesson on number value! For the first worksheet, learners examine two pairs of robots with numbers (1-10) on their chests. They follow directions and color the robot with the largest or smallest number. Then,...
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Worksheet
Curated OER

Trick-or-Treat

For Students K - 1st
Who has the most candy? Kids often have candy on the brain, so get them to learn in the process! Here is a great counting worksheet for Halloween week. Learners compare candy stashes between four pairs of kids. They count each stash,...
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Worksheet
Curated OER

Circumference and Area of Circles

For Students 5th - 6th
In this circumference and area of circles worksheet, students find each to 1 decimal place of 12 given circles. A website reference for additional resources and answer key are given.
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PPT
Curated OER

Column Addition Rules

For Teachers 4th - 5th
Expanded column addition is when a child breaks down each place value into its component numbers then adds all the sums together. Present the rules of expanded addition to help learners understand what it actually means to add multiple...
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Worksheet
Curated OER

Expanded Form (E)

For Students 2nd - 3rd
Put the power of place value in the hands of your eager learners. They assess 12 four-digit numbers and write each in its expanded form. 
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Worksheet
Curated OER

Multiplying Decimals by 10 (D)

For Students 5th - 6th
Learners find the products in 45 problems in which they multiply decimals by 10. They find the products in problems with decimals to the thousandths place value.

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