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 plan, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
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Adding Ten Tiles I
Students practice this problem that needs a certain amount of experimentation (trial and error) to get any answer at all. In the process they practice their basic number facts. However, to get the complete set of answers Students need to...
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Math Speed Tests Book 1
In this timed math drills worksheet, learners complete two 50 problem tests with mixed addition and subtraction facts to 20. They are presented in horizontal form and may be timed.
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Joining Hands
Second graders explore the inverse relationship of addition and subtraction in a "hands-on" activity based on the fact families of ones, twos and threes.
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Missing Digits
In this addition and subtraction skills activity, students solve 12 problems that require them to fill in the missing digits in 12 multiple digit addition problems.
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Book Title: You Can’t Buy a Dinosaur with a Dime
Students explore the concepts of multiple digit addition and subtraction. For this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math...
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Commutative Property
First graders use various models to learn the Commutative Property of Addition. In this Commutative Property lesson, 1st graders use other students, counters, balances, and dominoes to apply the addition property. Students solve addition...
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Multiplying in Any Order
In this mathematics worksheet, 2nd graders use counters to show an array. Then they write the multiplication fact for that array. Students also identify if the reverse of a multiplication fact is equal and explain why.
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Two-Digit Addition and Subtraction (R)
In this addition and subtraction practice instructional activity, students sharpen their math skills as they solve 49 problems that require them to add and subtract 2-digit numbers.
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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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Two-Digit Addition and Subtraction (Q)
In this addition and subtraction practice worksheet, students sharpen their math skills as they solve 49 problems that require them to add and subtract 2-digit numbers.
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The Squares of Numbers in Multiplication
Pupils make multiplication squares. In this math lesson, students review their multiplication facts and multiplication strategies. Pupils are introduced to multiplication squares when multiplying a number by itself.
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Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
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Using Addition to Learn Multiplication #1
In this using addition to learn multiplication #1 worksheet, students count the apples and enter the numbers to make a multiplication fact, interactively with immediate feedback.
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Everyday Problems
Word problems are some of the most applicable ways for scholars to approach math, and this is no exception. Using their addition and subtraction skills in context, they solve five word problem scenarios involving time and money. There is...
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Comparisons
Explore number value with learners through playing cards. They examine sets of three cards, adding up the value and comparing it to another set of three. Learners write in which is greater than or is less than to show number value...
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Addition - Counting On
Second graders solve addition problems without using a calculator. In this addition lesson, 2nd graders solve addition problems by "counting on." Students are taught this specific strategy and given the opportunity to practice.
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Addition and Subtraction Facts to 20
Students act out computation problems. In this addition and subtraction lesson, students act out an addition story and write an addition sentence for it. Students continue this activity and answer the provided questions.
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The Part-Adder 2
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
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Money Subtraction (C)
For this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
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Money Subtraction (E)
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
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Money Subtraction (H)
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
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Subtraction Game
Second graders participate in a math game that allows the students to practice their subtraction skills. They recall the basic addition and subtraction facts when they play their math game with dice, a playing board and counters to solve...
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Duck Dominoes
In this fact family worksheet, 1st graders use the domino pictured to write problems. Students create 2 addition and 2 subtraction problems for each of the 4 dominoes represented. Students then solve for 8 single digit problems at the...