Curated OER
Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
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Fantastic Fractions
Young math whizzes solve 20 various types of equations related to fractions. First, they state each portion shaded as a fraction in lowest terms. Then, they determine the missing numerator or denominator and determine the value of each...
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Adding and Subtracting Fractions
In this fractions worksheet, students practice adding and subtracting thirty-three fraction math and word problems. Students check their answers online as they go.
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Number Patterns
Sixth graders study number patterns. They observe dominoes to determine the next domino in the sequence. After studying the dominoes, they write an expression to represent the pattern.
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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...
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Express The Length Whole Word Problems
Children in grades 1-3 will work to solve eight word problems involving length and whole numbers. They add, subtract, and problem solve to match the questions on the left to the answers on the right. Note: These problems are very poorly...
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Basic Subtraction Facts: Missing Blanks
In this math worksheet, learners solve 20 subtraction problems in which there is a missing number in each. Students use the number line to fill in the missing number in each problem.
Math Mammoth
Number Line Jumps
In this math learning exercise, learners write addition and subtraction sentences for eight word problems involving integers. Students use a number line to find the answer to the problem. Learners complete addition and subtraction with...
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Add Groups of Ten
In this addition worksheet, students add groups of tens and their remainders to determine the missing addends in the pairs of 2-digit problems and then find the sums. Students solve nine problems.
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Add and Subtract Equations With Equal Sign - Guided Lesson Explanation
What sign is missing? Is this equation true? Rather than a worksheet, this resource is a one-page script for a guided lesson on addition and subtraction equations. While the pupil handout is missing, the teacher guide could be...
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Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
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Students' Strides
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
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Revise Counting Back in Tens (2)
In this counting back worksheet, 2nd graders study the given numbers and fill in the missing numbers by counting back by tens. Students complete 6 sets.
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Ten Sly Piranhas: A Counting Story in Reverse
Learners solve related addition and subtraction problems. In this addition and subtraction lesson, students use the book Ten Sly Piranhas by William Wise as the source of word problems for learners to solve.
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Unknown Numbers in Sums and Differences - Step-by-Step Lesson
First grade mathematicians will love to monkey around with an illustrated word problem involving missing bananas. They must decide how many bananas the monkey ate by counting the remaining bananas and by counting the number Lee had and...
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Subtraction and Unknown Addends
A brief addition word problem has learners searching for the missing addend. They read about Mr. George, who already has five gallons of fuel in his car. Knowing the car can hold eleven gallons, they compute how many gallons he needs....
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Star Math
Practice basic subtraction and addition with your kindergarten class. The first two sections of the worksheet feature simple addition and subtraction problems, written in the horizontal format. The last section provides the problem and...
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Addition / Subtraction Connection
In this addition and subtraction worksheet, students write addition and subtraction number sentences that relate to each other and solve word problems. Students complete 6 sets of problems.
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Math Lesson Study Plan
Second graders find missing addends by solving math word problems. In this missing addend lesson, 2nd graders work in a whole group setting to find the missing addends in word problems before using the strategies to work independently....
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Same and Different
For this mathematics worksheet, students first complete the tens place and then add the rest. Then they continue the patterns and compare each column. Students also fill in the missing addends and solve various word problems by writing a...
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Adding and Subtracting Fractions With Like Denominators
In this fraction activity, students add fractions with like denominators. There are also questions with missing fractions in the number sentence.
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Number Sentences
Fifth graders become familiar with problem solving strategies of guess and check and working backwards. They demonstrate the basic concepts of addition, subtraction, multiplication, and division using a math sentence.
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Subtracting Within the Same Ten
In this subtraction instructional activity, students subtract one digit numbers from one and two digit numbers with the same 10. Students complete 8 sets of problems.
Curated OER
Subtracting Within The Same Ten
For this math worksheet, students practice the operation of subtraction while filling in the missing place values for the first set of problems.