Curated OER
Math Vocabulary
In this math vocabulary worksheet, 6th graders match twenty-three math vocabulary words from column A to the definitions in column B.
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Ways to Add
For this addition worksheet, students learn several different options to add the numerals twenty-four and thirty. The options are models, mental math, a hundreds chart, or pencil and paper.
Curated OER
Mental Arithmetic Race
In this mental arithmetic race, students compute as many arithmetic problems as possible in a given length of time. Problems include whole and decimal numbers. Students mentally divide multiply, and add whole numbers and decimals. This...
Curated OER
Missing Addends
Where are all the addends? Addition novices solve 36 equations by filling in the single-digit addend to achieve the given sum. They reference several examples, each of which include object sets to help learners visualize the concept....
DK Publishing
Money Word Problems #2
Are you experiencing money problems? Here are some more! Young mathematicians practice their addition and subtraction skills with money values in these word problems and number sentences. Some of the 25 questions prompt scholars to...
Curated OER
Adding 1s, 10s, 100s, and 1000s
In this addition activity, students complete a 13 row chart where they start with either 3 or 4 digit numbers and add 1, 10, 100, or 1000 to each number to fill in the chart. The last 4 questions require subtraction because the initial...
Curated OER
Addition Strategies: Compensation
In this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
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Algebra: Addition and Subtraction Equations
In this algebra worksheet, learners solve 6 problems in which students use the sample model to write equations. Learners write the equation in words, replace the words with values from the model. and solve the equation.
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Addition Up To 20: Missing Facts
In this addition up to twenty worksheet, students use their knowledge of addition facts fo fill in the missing numbers in two addition charts.
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Addition - 2 digit addition sheet 1
In this addition learning exercise, students add two digit numbers with and without regrouping. Students complete 30 two digit addition problems.
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Addition: Two Digits
In this addition with two digits activity, students solve thirty 2 digit addition problems printed horizontally, with the reminder to add in their heads, bigger number first.
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Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, learners, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
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Addition Up to 12, Sheet 2
In this addition instructional activity, learners complete a set of 20 problems, adding to number 12. A reference web site is given for additional activities.
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Addition Up To 12, Sheet 6
In this addition worksheet, learners complete a total of 24 problems, adding number to 12. A reference web site is given for additional activities.
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Addition - up to 20 sheet 5
In this addition worksheet, students complete missing addend problems where they plug in numbers 1 - 20. Students complete 40 problems.
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Addition - up to 20 sheet 7
In this addition worksheet, students add one and two digit numbers up to the number 20 in the addition charts. Students complete 95 problems.
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Addition: Adding On Ones
In this addition-adding on ones worksheet, students complete thirty problems by adding a different number of ones to a two digit number.
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Addition-Up to 20 (Sheet #2)
In this addition worksheet, students practice their adding skills. Students complete the worksheet by filling in the missing number in each of the forty addition problems.
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Addition Up to 12-Sheet 5
In this addition instructional activity, students complete a total of 24 problems, filling in missing numbers, either addends or sums. A reference web site is given for additional activities.
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Estimating Sums of Money
By rounding, scholars find that adding money amounts becomes a breeze! They round two and three-digit numbers (with decimals) in these addition problems to get approximate sums. For each, mathematicians write the new addition equation...
Curated OER
Estimating Differences of Money
When it comes to money math, show scholars that estimation is their best friend. They round money values to the closest dollar, 10 dollar, and 100 dollar increments, solving 19 addition and subtraction problems with approximate answers....
Alberta Learning
Area and Perimeter of Irregular Shapes
Evaluate young mathematicians' understanding of area and perimeter with this series of three assessment tasks. Challenging students to not only calculate the area and perimeter of irregular shapes, but to explain in writing their...
Curated OER
Mental Arithmetic Sets 3 and 4
In this mental arithmetic worksheet, 3rd graders answer 20 short answer questions related to place value, addition, subtraction, and skip counting.
Curated OER
Addition: Two Digit Mental Addition
In this 2-digit addition worksheet, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the worksheet. The answers are on the last page.