EngageNY
Writing Addition and Subtraction Expressions
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept.
Curated OER
Real-Life Problems
When did math become so relevant? Scholars choose from four operations to solve five word problems dealing with money and measurements. They show their work in a designated space, and must include units in their answers. Learners work...
Curated OER
Mixed Addition/Subtraction Word Problems One -Version 1
In this word problems worksheet, students read the word problems and use addition or subtraction to solve the problems. Students solve 5 problems.
Curated OER
Jump Rope Math
Students practice grade level math skills. In this math instructional activity, students solve math facts on index cards and collaboratively arrange them in numerical order on a jump rope. Correct order earns the team a chance to...
Curated OER
Yummy Gummy Subtraction
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Education World
Investigating Volume
Explore the concept of volume using unit cubes. Working individually or in small groups, your class measures with a ruler in inches and calculates the volume of various rectangular household boxes (provided by the teacher) and completes...
Curated OER
How Many Fish in All?
In this math worksheet, learners are given basic picture story addition problems. Students have five problems to complete in which they will cut out and paste the correct answers to coincide with the correct math problem.
Curated OER
Addition
Students study basic number addition. They define terms together at the board: addition, addend, sum. They discuss key words for addition: in all, altogether, total, sum; and key words for subtraction: how many more, difference, fewer....
Curated OER
Balancing Discoveries
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Curated OER
Online Math Facts Games
Pupils use online games to reinforce math-facts knowledge, engage in a game the way they might be engaged in an arcade game, and try to be one of the class's top-scorers each week. A good filler or extension activity.
Curated OER
More Addition in Your Head- Mental Math
In this addition mental math worksheet, students answer 12 questions by doing addition in their heads. They complete 8 more questions by adding after reading the problems which include key words such as increase, altogether, total, and sum.
Curated OER
Food Pyramid Power: Looking Back and Moving Forward
Students show their knowledge of properties of objects as it pertains to sorting and creating patterns. In this food pyramid power instructional activity, students show their ability to use whole numbers in different representations by...
Curated OER
What's Down There?
Investigate the coral reefs around Mokolai Island, Hawaii by researching and writing about improving the reef ecosystem. Students map threats to the ecosystem and use the list of key words to assist in their descriptions
ReadWriteThink
Compare and Contrast
Read about the ways that different cultures set up homes with a set of reading activities. Learners read short paragraphs that cover one or more different ideas, and answer four questions about what they have read, including whether or...
Curated OER
Ten Frame
Students add numbers to ten. In this addition to ten instructional activity, students play the Ten frame interactive game to learn about addition and facts to number ten.
Curated OER
Colonial Trades and Apprenticeships
Learners examine and analyze culturally significant objects from colonial Boston. They construct a story around the life and work of Nathaniel Hurd from a list of keywords excerpted from a passage about Nathaniel Hurd. In addition, they...
Education World
Got the Time? (Math Word Problems)
Upper graders work with peers to solve word problems related to time and independently solve word problems that involve calculating time. They will show their ability to solve and work through mathematical operations. A worksheet is...
National Center for Case Study Teaching in Science
Bad Blood
When it comes to science and medicine, ethics should always be a primary consideration; unfortunately, that has not always been the case. There are countless examples throughout history of questionable medical practices, marginalized...
National Center for Case Study Teaching in Science
Cell Phone Use and Cancer
The cell phone you're using is making you deaf: news at 11:00. Oftentimes, the media uses fear tactics and other techniques to increase its audience base. In an intriguing look at the difference between scientific journals and...
Pennsylvania Department of Education
Some Special Sums
Students study addition. In this math lesson, students solve doubles and doubles plus one addition facts. Students roll dice and use the numbers to create addition problems.
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...
Curated OER
Magic Sum
Students calculate two-digit addition problems. They observe a teacher-led demonstration, and solve various problems independently.
Curated OER
Finding Sums to 6
Students explore the additive identity property where they add multiple numbers to get to the number 6. For this number 6 lesson plan, students also work on their addition charts.
Curated OER
Roman Numeral Math
Students solve math problems using Roman numerals. In this roman numerals instructional activity, students use suggested websites to develop an understanding of Roman numerals and solve simple addition equations. Students create a chart...