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Addition and Subtraction of Decimals
In these decimal skills worksheets, students solve the equations and word problems using addition or subtraction. Students then solve the decimal equations and word problems using addition or subtraction.
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Subtraction - Numbers to 12
In this subtraction worksheet, 1st graders solve for the differences in 30 vertical problems in which they use numbers up to 12.
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Daily Subtraction
For this math worksheet, students find the answers that are given daily. They work on the mental math of performing subtraction.
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Multi-Digit Multiplication
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
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Multiplication Strategies and Writing Story Problems
Third graders model multiplication problems using Unifix cubes. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division. They practice mental math...
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Formulae: Mental Tests
In this formulae worksheet, students find the value of a function, compute total cost, and simplify algebraic expressions. This four-page worksheet contains 30 problems.
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Matrix Madness!!
Perform operations to add, subtract, multiply and divide matrices. Then solve problems with vectors using matrices. A three day lesson: Matrix Madness, Mystical Matrices, and Decode the Encode. The last lesson has prizes that the class...
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How Many Under the Shell?
Children discover basic addition and subtraction facts. They play an online game in which they practice addition and subtraction facts. This could be a perfect computer lab activity for your students to engage in.
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The Nuts and Bolts of a Mathematical Expression
Fourth graders complete a worksheet that asks them to order operations within a mathematical expression. students evaluate the expressions in the correct order using mental math and paper. The results are recorded on the worksheet.
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Solving Word Problems
In this math worksheet, students read and analyze 14 real life word problems. Students decide on a strategy and perform the basic addition or subtraction operation. Some can be calculated mentally.
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Ten Pennies
Students play logic and strategy games with pennies. For this pennies worksheet, students play one game called 'From counting to arithmetic', and one called 'Counting and mental math'.
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Estimation 4: Sum and Difference
In this estimation worksheet, students read story problems, determine the correct operation, and mentally evaluate the problem by using compatible numbers or through the process of rounding. Students complete three multiple choice problems.
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Calculator Spelling
Sixth graders practice creating and solving number sentences on a calculator. They interact with number facts, their properties, algorithms and estimation. Each student recognizes inverse relationships of addition, subtraction,...
Math Salamanders Ltd.
Subtracting Ones Sheet 1
For this subtraction worksheet, students complete 30 problems, subtracting a different number of ones from 2-digit numbers. A reference website is provided for additional activities.
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Subtracting Two- and Three-Digit Numbers
In this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
Math Salamanders Ltd.
Subtracting 1, 10, 100 and 1000
For this subtraction worksheet, students use the given number in the first row to practice their subtraction skills. Students complete the chart by subtracting 1, 10, 100, and 1000 from the first number.
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Basketball: Number Sense
Third graders explore their addition and subtraction skills. For this number sense lesson, 3rd graders analyze different scoring possibilities for a basketball game. This lesson incorporates the use a video titled "Blossom and...
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Analysing a game
Students play a game called 'Limit 2' and analyse their moves in order to establish a winning strategy. The subtraction game in this activity is one of a number of games in a unit called 'Analysing games' in the above publication.
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Counting Up- Crossing the Thousands
In this subtraction worksheet, learners solve ten problems in which two 4 digit numbers are subtracted mentally. Students count on from the smaller number.
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Add and Subtract Decimals
In this decimal instructional activity, students read about adding and subtracting, then complete a set of 31 problems, adding, subtracting, solving for values of expressions and solving equations.
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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...
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Constructions and Loci
In this constructions and loci worksheet, students mentally calculate subtraction, addition and division problems. This two-page worksheet contains 30 problems. Answers are provided.
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Finding a Difference
Students find a small difference by counting up from the smaller to the larger number. They count the ones that don't match, lay them horizontally to match them to the orientation of the number line and show the two numbers on...
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Circle Drill
In this math facts learning exercise, learners read about using the circle drill chart to practice addition facts, multiplication facts, and subtraction facts. Student use the blank chart to practice the skill.