Curated OER
Sum and Difference angle formulas
Learners use the sum angle formula for sine to derive the sum and difference formulas for cosine and tangent. The level of difficulty is quite high. Learners must be familiar with trigonometric identities as well as the characteristics...
Curated OER
What's That Number? 1-Digit Addition and Subtraction
In this subtraction and addition worksheet, students fill in missing numbers in problems necessary to arrive at given answers. All problems use 1-digit numbers only.
Curated OER
Addition Drill
A basic problem-solving worksheet has scholars completing 10 addition problems. The problems each involve two addends, and have single, double, and triple-digit numbers. Once they have found the sum, they locate the number from the...
Curated OER
Minnesota's Pyramid Addition Adventure
In this addition game worksheet, students help Minnesota Muskrat solving the addition pyramid problems by adding the adjacent pairs of numbers and write the sums in the blocks above them. Students solve the second set of pyramids by...
Curated OER
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...
Curated OER
Ten Frame
Students add numbers to ten. In this addition to ten lesson, students play the Ten frame interactive game to learn about addition and facts to number ten.
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
Inverse Relationships (5)
In this addition and subtraction fact family worksheet, students use the numbers given to fill in the missing numbers in each pair of fact families. Students solve 60 problems.
Pennsylvania Department of Education
Let's Learn Those Facts: Looking Back and Moving Forward
Students participate in an adding game. In this adding numbers lesson, students calculate the sum of the dice and remove a number from their activity sheet. Students who first removes the numbers is the winner.
Curated OER
Addition and Subtraction
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.
Curated OER
"Subtraction Bowling"
Students experience the math concept of subtraction without regrouping. They practice subtraction bowling to work on their basic subtraction skills. Each student demonstrates mastery of the addition and subtraction facts, the meaning of...
Curated OER
Addition and Subtraction in Center Time
First graders complete center activities as they practice their addition and subtraction skills. They listen to Rick Walton's, "How Many, How Many, How Many" before playing games, and completing addition and subtraction worksheets at...
Curated OER
Addition and Subtraction in Center Time
First graders use bean bags, dominos, number trains, counters, paper clips, flashcards, beads and more in a variety of centers to practice basic addition and subtraction facts.
Curated OER
Transportation Math
Young scholars use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word...
Curated OER
Addition and Subtraction: By Checkbook
Students develop an understanding of the need for adding and subtraction skills in balancing a checkbook.
Curated OER
Magic Math: sums of 2
In this addition worksheet, learners add one digit numbers to the number 2 and check it with the subtraction fact. Students complete 10 problems.
Curated OER
Beginning Addition Word Problems
In this finding the sums of word problems worksheet, students add the one-digit word numbers and numerals and use the pictures to assist them. Students solve four problems.
Curated OER
Three-Digit Addition and Subtraction With Regrouping
Second graders access prior knowledge of addition and subtraction using two-digit numbers and calculate easily with them. In this three-digit addition lesson, 2nd graders learn to add and subtract three-digit numbers with and without...
Curated OER
Fact Equivalents - Addition and Subtraction
In this addition and subtraction facts practice worksheet, students solve 15 problems that require them to solve an addition sentences in order to write subtraction sentences that are equivalents.
Curated OER
Math: Addition and Subtraction
Students practice addition and subtraction skills by visiting Web sites with math games, quizzes, and related activities They play various games involving sports, racing, and catching fireflies while improving basic math skills..
Curated OER
Math Center: Fishing
In this math learning exercise, students reinforce addition and subtraction facts 0 to 12 by collaborating in a fishing game. Kids fish for numbers with a magnet and create a math sentence, flipping a coin to determine the operation...
Curated OER
Add or Subtract: Practice
In this addition and subtraction practice activity, learners solve 28 mixed problems, answers are included on second page. Problems are a mix of addition and subtraction using 2 and 3 numbers.
Curated OER
Math Graphic Organizer
In this graphic organizer worksheet, 4th graders use the divided graphic organizer to help them enhance heir addition, subtraction, division, and multiplication skills.
Curated OER
Adding and Subtracting Like Fractions (6)
For this like fractions worksheet, 5th graders add or subtract the like fractions. Students enhance their fraction addition and subtraction skills by solving the 10 problems.