Curated OER
Subtracting Numbers Up to Ten--Speed Racing
In this subtraction learning exercise, learners subtract 20 single-digit numbers as fast as they can in 2 speed races. Students write their answers on the learning exercise provided.
Curated OER
A Frightening Mix of Math: Add and Subtract
In this mixed operation learning exercise, students solve a total of 36 problems, addition and subtraction. Answers are included on page 2.
Curated OER
Starting Borrowing Across Zero
In this subtraction learning exercise, students sharpen their math skills as they solve 40 problems that require them to subtract 1, 2, or 3-digit numbers from 3-digit numbers.
Curated OER
Math computation drill - subtraction 0 to 5
In this subtraction activity, students subtract numbers 0 through 5. Students complete 12 subtraction problems and write the difference.
Curated OER
Order of Operations - Add/Subtract
In this order of operations learning exercise, students complete addition and subtraction problems with parenthesis and 3 and 4 digit numbers. Students complete 9 problems.
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Adding With Whole Tens
In this addition worksheet, students use pictures of bars and numeric problems to add whole tens and complete addition problems. A website reference is given for additional activities.
Curated OER
Take Away Bar 2
Young scholars 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...
Pennsylvania Department of Education
What Balances?
Students explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
Curated OER
Math Worksheet 5: Subtraction
In this subtraction worksheet, students solve 27 problems in which single digit numbers are subtracted from two digit numbers. There is regrouping in some problems. Problems are in horizontal format.
Curated OER
That's The Way the Cookie Crumbles
Third graders work with money values and making purchases. In this money lesson, 3rd graders listen to Donna Guthrie's book, Real World Math: Money and Other Numbers In Your Life. They make money cookies either with a recipe or with...
Curated OER
More and Less
Mental mathematicians add and subtract 1, 10, and 100 from sets of numbers. Each set of one, two and three-digit numbers gives scholars a chance to practice their addition and subtraction skills. There are 62 whole numbers in all. What...
Curated OER
Investigation - Dividing a Candy Bar
Fourth graders explore dividing equally. They divide three-digit divisors by one and two digit divisors. Students work real life division problems. They examine possible solutions to each problem.
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 you can...
Curated OER
What Numbers Do Digits Represent
In this place value instructional activity, learners write down the value of the number underlined in the larger numbers. For example, 390 945 will be provided and students write down 40. They then use a calculator to solve addition and...
Curated OER
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.
Curated OER
Add and Subtract Whole Hundreds
In this addition and subtraction learning exercise, learners add and subtract whole hundred numbers. Students complete 5 problems on this learning exercise.
Curated OER
Subtracting Numbers up to 10
In this subtraction worksheet, students complete a set of 20 single digit addition problems. An answer key is included on page 2.
Curated OER
Operations with Decimal Numbers
Sixth graders demonstrate operations with decimal numbers. In this computation lesson, 6th graders play the game "Diabolical Decimals." The objects of this game is to construct the largest number after rolling a die five times. The...
Curated OER
Subtract Across Zeroes: Practice 5.7
In this subtraction worksheet, students solve 27 problems in which three and four digit numbers are subtracted with regrouping across several places. There are no examples on the page.
Curated OER
My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, learners solve 10 multiple choice math problems that require them to add and subtract using 1 and 2 digit numbers. Students may submit their answers to be scored.
Curated OER
Missing Numbers Subtraction [B]
In this subtraction worksheet, students fill in the missing number in 24 simple subtraction problems, answers are included on page 2.
Curated OER
My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that require them to add and subtract using 2-digit numbers. Students may submit their answers to be scored.
Curated OER
Math Worksheet 7: Subtraction
In this subtraction worksheet, students solve 30 problems in which a two digit multiple of ten is subtracted from a two digit number. There will be regrouping. Problems are horizontal.
Curated OER
Subtraction
Students explore subtraction. In this mathematics lesson, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds to...