Curated OER
Adding Ten Tiles I
Students practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
Curated OER
Adding Two-Digit Numbers
In this adding two-digit numbers worksheet, learners, working with a partner, problem solve seven addition equations and word problems.
Curated OER
Adding Fractions
For this adding fractions worksheet, students read about the process of adding fractions with like denominators, examine some sample problems, and then solve 4 problems independently.
Curated OER
Adding Fractions Worksheet
In this adding fractions worksheet, students add fractions with uncommon denominators with one digit numbers. Students complete 20 problems total.
Curated OER
Adding 1 and 2 digit numbers
In this addition worksheet, students add one and two digit numbers together to find a sum without regrouping. Students complete 200 problems.
Curated OER
Number Patterns/ Odd and Even
Students investigate the relationship between odd and even numbers. In this odd and even relationship lesson, students draw pictures to help increase understanding.
Curated OER
Mental Arithmetic--Adding to Thousands
In this adding to thousands worksheet, students mentally add 12 problems as fast as they can without using paper and only writing down their answers. Students solve 3 additional addition problems and then explain what method they used to...
Curated OER
Decimal Numbers
In this adding decimals worksheet, students add numbers with decimals after looking at examples and number lines. Students complete 6 problems.
Curated OER
Mystery Numbers
In this mystery number worksheet, students begin with a 3 digit number and using the code key, find the sum or difference in each shape as a spiral puzzle is solved.
Curated OER
Adding Fractions
In this fractions activity, students learn how to add 2 fractions together. They first read an explanation of how to solve these problems, which includes example problems. Students then solve the 6 fraction addition problems in the...
Curated OER
Square Numbers
Fourth graders use square tiles to help them explain the concept of square numbers.
Curated OER
Math Skills - Addition Review
In this addition worksheet, students add 5 sets of one to three digit numbers. Students determine which numbers in a word problem need to be added and they find the sum of those numbers.
Curated OER
Math - Addition 1 to 10
In this addition worksheet, students add one digit numbers to each other. Students complete 6 problems adding numbers 1 through 10 with the help of pictures.
Curated OER
Rational Numbers
In this Algebra I worksheet, 9th graders identify properties from the real number system and use the distributive property to collect simplify expressions with parentheses. The one page interactive worksheet contains five multiple...
Curated OER
Complete the Number Sentences
In this addition worksheet, students use three digit addition and solve for missing addends. Students master 15 problems filling in the missing numerals for each.
Math Salamanders Ltd.
Column Addition - 4 Digits Sheet 6
Students complete a set of 12 problems, adding three and four-digit numbers. Problems must be arranged vertically and solved. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Addition - 4 Digits Multi-Addends Sheet 1
For this addition worksheet, learners complete a total of 12 problems, adding three and four-digit numbers. A reference website is given for additional activities.
Curated OER
Addition: Number Bonds to 100
In this addition worksheet, students fill in the missing addend for problems that add up to 100. Students complete 41 problems.
Ohio Department of Education
Actions with Fractions: Adding and Subtracting Fractions with Common Denominators
Fourth graders develop a conceptual understanding of fractions and begin to add and subtract fractions with like denominators. Included is a worksheet to assess readiness and a teacher's checklist showing class understanding at a...
Curated OER
Investigation-Reasoning and Proof
The class explores even and odd numbers.They discuss the results when even numbers are added and when odd numbers are added together. Then work in pairs to find other odd and even pattern examples.
Curated OER
10 More or 10 Less
Practice adding and subtracting 10 with this outer space worksheet. On the top, scholars match digits floating in stars with sums inside a spaceship. Next, they do the same with subtracting 10, connecting numbers to differences. These...
Curated OER
Operations on Matrices
A guided lesson using the WolframAlpha computer program. The class explores the basic operations of adding, subtracting, multiplying and dividing matrices to solve problems.
Curated OER
Counting In Tens: Crossing the Hundreds Boundary
Count on by 10 to finish each number line. Pupils count on 10 begins at a variety of three-digit numbers. There are 6 problems to solve.
Curated OER
Videobusters
A real-world scenario, Videobusters, a video rental store has just got to get organized. In small groups, the class works on organizing and analyzing data utilizing matrices. They need to use their skills in adding, subtracting and...