Worksheet
Curated OER

Addition Sums Less than 30: Addends 10 to 15

For Students 2nd - 5th
In this addition worksheet, students solve 20 problems in which they add 2 numbers together. The addends are between 10 and 15 and the sums are all less than 30.
Worksheet
Curated OER

Addition Sums Less than 30: Addends 5 to 15

For Students 2nd - 5th
In this addition worksheet, students solve 20 problems in which they add numbers that are less than 30. These addition problems include addends between 5 and 15.
Worksheet
Curated OER

Addition Sums Less than 30: Addends 7 to 15

For Students 2nd - 5th
In this addition worksheet, students solve 20 problems in which they add 2 numbers together. The addends are always between 7 and 15.
Lesson Plan
1
1
Illustrative Mathematics

Right Triangles Inscribed in Circles II

For Teachers 9th - 10th Standards
So many times the characteristics of triangles are presented as a vocabulary-type of lesson, but in this activity they are key to unraveling a proof. A unique attack on proving that an inscribed angle that subtends a diameter must be a...
Worksheet
Curated OER

Worksheet 1, Basic Calculus Pre-Course Review

For Students 10th - 11th
In this calculus worksheet, students review topics they need to already understand in order to be successful in a basic calculus course. Topics include functions, linear equations, coordinate graphing, piece-wise formulation, exponents,...
Worksheet
Curated OER

Christmas Addition

For Students 2nd - 3rd
In this addition facts worksheet, students solve 48 basic addition problems. Christmas pictures are included to create a fun theme. 
Worksheet
Curated OER

Family Names

For Students 1st - 2nd
In this fact family learning exercise, students examine a blank math cube with 10 squares. Students color some cubes red and some blue, then write a fact family for the numbers.
Worksheet
Curated OER

Circle Drill Speed Chart

For Students 1st - 4th
In this math facts worksheet, students read about using the circle drill speed chart to practice addition facts, division facts, multiplication facts, and subtraction facts. Student use the blank charts to practice the skill.
Worksheet
Curated OER

Family of Four

For Students 3rd - 5th
In this fact family instructional activity, students write in the missing numbers in the addition problems. They then complete each fact family. There are 6 problems on this instructional activity.
Worksheet
Curated OER

Introduction: Picture Addition

For Students 1st - 4th
In this addition worksheet, students learn how to do basic addition of numbers below 10 using pictures. First, students read through 6 practice problems in which the answers are included. Then, they solve 3 on their own.
Lesson Plan
Curated OER

Duck Dominoes

For Teachers 1st
For this fact family worksheet, 1st graders use the domino pictured to write problems. Students create 2 addition and 2 subtraction problems for each of the 4 dominoes represented. Students then solve for 8 single digit problems at the...
Lesson Plan
Curated OER

Adding in Any Order

For Teachers 1st
In this mathematics worksheet, 1st graders use a circle and write how many for each problem. Then they take a specific number of circles, add a few more and count. Students identify what was the same in the addition sentences.
Worksheet
Curated OER

Practice Dividing By 3 or 4

For Students 3rd - 4th
In this division worksheet, students read 5 story problems in which basic division facts are used. Students write the division sentence and solve.
Worksheet
Curated OER

Multiplying by a Multiple of Ten

For Students 4th
In this multiplication worksheet, 4th graders multiply 8 multiplication math problems by different multiples of 10. Students answer 3 word problems on the lines provided.
Worksheet
Curated OER

Addition and Subtraction Word Problems

For Students 1st - 3rd
Approach word problems using these straightforward addition and subtraction practice scenarios. Learners choose answers from a list, recording the corresponding letter next to each problem. Ten questions involve basic addition and...
Worksheet
Curated OER

Inverse and Division

For Students 3rd - 4th
For this inverses worksheet, students analyze 20 basic multiplication facts. Students write the inverse corresponding division problem for each one.
Worksheet
Curated OER

Multiply and Divide

For Students 2nd - 3rd
In this multiplication and division worksheet, students write a related multiplication sentence for each of 5 division facts. Students then make up their own pair of related facts.
Worksheet
Curated OER

Target 20 Balloons

For Students 1st - 2nd
In this addition practice worksheet, students use the numbers 1-20 to write 3 addition sentences. Each of the addition sentences should have a sum of 20 and students may only use each of the numbers 1-20 one time on the worksheet.
Worksheet
Curated OER

Making Number Stories

For Students 1st - 3rd
In this number story instructional activity, students write a number story for the basic sums provided on the instructional activity. There is one example problem and then students complete the other two problems.
Worksheet
Curated OER

Adding 0's

For Students K - 2nd
In this addition instructional activity, students answer 20 questions in which they add a number less than 10 to the number 0. There is a picture of a caterpillar at the top of the page.
Worksheet
Curated OER

Can Collection

For Students 2nd - 4th
In this addition worksheet, students solve 6 addition problems in which they add numbers that are divisible by ten. The directions state the they can use "tens models" if needed.
Worksheet
Curated OER

What Must be Added?

For Students 4th - 6th
In this addition worksheet, students write in the number that makes the addition operation correct. For example, they are asked what must be added to 555 to make 600. There are 15 questions on this page and the answers are on the second...
Worksheet
Curated OER

Unit 6 Arithmetic: Multiplication of Decimals

For Students 6th - 8th
In this multiplication of decimals worksheet, learners begin by reviewing whole number multiplication skills. They multiply whole numbers by decimals. One problem asks students to determine the decimal placement when numbers with like...
Worksheet
Curated OER

Addition Practice

For Students 3rd
In this addition facts learning exercise, 3rd graders solve 15 basic addition math facts. The facts included adding numbers one through 10.