Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math instructional activity. Using the coding formula listed, children learn to fluently estimate...

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...

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. 

See how division and subtraction go hand-in-hand. The fourth installment of a 36-part module has scholars investigate the relationship between subtraction and division. They learn using tape diagrams to see that they can use repeated...

Young mathematicians construct their own understanding of integers with an inquiry-based math instructional activity. Using colored chips to represent positive and negative numbers, children model a series of addition and...

Getting a meal, side dish, drink, and dessert can be delicious—but it can be expensive too! Practice addition and subtraction with money in a lesson that focuses on a sample menu, complete with task cards and word problems.

Apply addition and subtraction of integers to solve problems with rational numbers. Pupils apply the rules for adding and subtracting integers to add and subtract rational numbers. Class members represent the problem with equations and...

Subtraction is all about opposites, and the fifth activity in a series of 25 introduces the concept of subtracting integers. Pupils connect subtracting with discarding a card in the integer game. They develop the rule for subtracting...

I really like this clever lesson on using peanuts to help facilitate the learning of addition and subtraction for your young mathematicians. Youngsters use peanuts as "counters" for a variety of math problems that include greater than...

Enrich your study of living things with these cross-curricular math activities. Following along with the story Tillena Lou's Day in the Sun, learners will practice addition and subtraction, learn how to measure volume and length,...

Add an outstanding resource to your repertoire. The first installment of a 36-part module looks at the relationship between addition and subtraction through an activity using tape diagrams. Pupils develop the identities w – x + x =...

Substitute this resource for what you used to use. Learners identify patterns in data tables and write addition and subtraction expressions to represent relationships. Substitution allows them to solve problems in context in the 20th...

Let Y represent Yes to using an excellent resource. Pupils first learn to define variables using a complete description in the 19th part in a series of 36. They write expressions involving addition and subtraction in real-world...

Learners demonstrate how to solve addition and subtraction of fractions. In this fractions lesson, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.

Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this...

Combine calendar-reading with math in this series of worksheets. Each of the 12 months describe a different character's schedule, followed by comprehension questions. Students practice writing dates and days of the week, determining how...

In this subtraction practice worksheet, students solve 12 problems that require them to subtract 1-digit numbers from 1-digit numbers.

In this subtraction practice worksheet, learners solve 12 problems that require them to subtract 1 or 2-digit numbers from 1 or 2-digit numbers.

For this subtraction practice worksheet, students solve 20 problems that require them to subtract 1 or 2-digit numbers from 1 or 2-digit numbers.

In this subtraction practice worksheet, pupils solve 12 problems that require them to subtract 1-digit numbers from 1-digit numbers.

Learners factor polynomials using the sum and difference of cubes. They also learn connections between the graph and expression.

Students practice subtraction facts using gummy bears. For this subtraction lesson, students use the gummy bears as a manipulative to solve simple subtraction facts.

After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.

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...