Curated OER
Subtraction Pictures 2
In this beginning subtraction picture worksheet, students observe one-digit subtraction problems, identify the numbers of leaves as the same numbers as the top numbers in the problems, cross out the amounts to take away, and count and...
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Subtraction: Number Square
In this subtraction worksheet, students use a hundred chart to find the differences. In this short answer worksheet, students solve ten problems.
Curated OER
Subtraction Pictures
In this beginning subtraction activity, students observe vertical one-digit subtraction problems, identify the top numbers as equal to the number of leaves, cross out the amounts to take away, and count the number of leaves left to solve...
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Tens and Ones
Learners view three problems involving adding or subtracting with ones and tens. Each problem is followed by an explanation and an answer as to how the problem should be done. Note: This resource contains incorrect grammar and could be...
Helping with Math
Addition: Number Bonds to 20
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of 41 missing addend problems. Answers are available.
Curated OER
How to Use Expanded Form
Third graders write numbers in expanded form. In this math vocabulary lesson plan, 3rd graders write numbers in expanded form using words only, words and numbers, and numbers only. Each student is given three dice to roll. They then...
Curated OER
Who Wants to Win Millions: Subtraction
Review subtraction skills with this entertaining game. Learners answer a series of subtraction problems involving two and three digit numbers. This resource could be used a a quick class review or as a center activity.
Worksheets Plus
Place Value Worksheets - What Number Am I?
Practice place value with this resource. The 12 questions consist of riddles. For example, "I have 4 tens and 2 ones. What number am I?" This is a creative approach to thinking about double-digit numbers. Answers are available so...
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Subtraction
Second graders regroup two-digit numbers and solve advanced subtraction problems with regrouping; students use straw and cup manipulatives to demonstrate how to borrow from the tens place in order to solve the problem.
TryEngineering
Data Representation: Millions of Colors
How many colors do you know? The lesson plan teaches scholars how digital devices use binary and hexadecimal representations to store colors. They learn how millions of colors are available on these devices.
Curated OER
Magic Math: sums of 2
In this addition worksheet, students add one digit numbers to the number 2 and check it with the subtraction fact. Students complete 10 problems.
Curated OER
Take Away Bar 2
Students use an Internet tool, The Take-Away Bar" to solve subtraction problems. They use mental strategies to subtract a two-digit number from a larger two-digit number. Students write and solve subtraction problems. They describe...
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Subtraction 0 9
In this subtraction 0 9 worksheet, students problem solve to find differences. In this fill in the blank worksheet, students write one hundred answers.
Curated OER
A Frightening Mix of Math
In this addition and subtraction worksheet, students add or subtract two digit numbers by two digit numbers. The worksheet has 36 problems for the students to practice the skill. The worksheet is Halloween themed.
Curated OER
A Frightening Mix of Math
In this addition and subtraction worksheet, students add or subtract two digit numbers with two digits numbers. The worksheet is a combination of 36 multiplication and subtraction problems.
Curated OER
Addition and Subtraction
For this addition and subtraction worksheet, students add and subtract three and four-digit numbers with decimals. They justify their answers. This two-page worksheet contains approximately 12 problems.
Curated OER
The Math Lesson 7
In this addition and subtraction practice worksheet, students use their problem solving skills to solve 200 problems that require them to add and subtract single digit numbers.
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Subtraction Facts
In this subtraction facts worksheet, students solve 18 problems that require them to subtract 1-digit numbers from 1 or 2-digit numbers. A number line is provided.
Curated OER
Boxes of Patterns- Following the Rule in Addition and Subtraction Patterns
For this addition and subtraction pattern enrichment worksheet, 2nd graders follow the given rule to fill in the pattern boxes. They examine the patterns as they add and subtract with two digit numbers, and write a sentence telling what...
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How Many Are Left?
In this early childhood math practice worksheet, students use their problem solving skills to solve 4 story problems that require them to add or subtract 1 digit numbers.
Curated OER
Subtraction Chart Exercise
In this subtraction practice worksheet, learners use their math skills to solve 100 problems that require them to subtract 1 digit numbers from 1 or 2 digit numbers.
Curated OER
Domino Adding
Students practice adding numbers to twelve. In this computation lesson plan, students construct paper domino patterns and play games in which they use the the dots on the dominoes to make addition problems.
Curated OER
Math Subtraction Worksheet - Six Through Nine
In these subtraction worksheets, students practice simple subtraction by completing five worksheets that subtract six from a number, seven from a number, eight from a number, and nine from a number.
Curated OER
Subtraction Facts
In this online interactive subtraction facts worksheet, students use their math skills to solve 100 problems that require them to subtract 1 digit numbers.