New ReviewDivide with sums. A video provides an explanation on whether it is possible to divide a sum by a number and a number by a sum by using the distributive property. Scholars see which procedure holds up under the rules of arithmetic and...

There is more than one way to determine a sum. Scholars demonstrate their understanding of the decomposition of fractions similar to the decomposition of whole numbers. The short task requires pupils to determine which sums of fractions...

Make combinations to reach the target. Learners play a game to add and subtract numbers between 0 and 10 to reach a target number between 10 through 20. Teachers use the game to help pupils learn efficient ways to add and subtract within...

Practice composing and decomposing numbers in base-ten using three word problems. Each problem presents a different scenario requiring learners to explain their thinking, find the number of ones, and find out different ways to make a...

How many ways can you make the number 9? Use a task that has pupils thinking about the many different ways a classroom of nine can be made up of boys and girls.

How many ways can you make the number 124 using only tens and ones? Use a task that prompts young mathematicians to make 124 in as many ways as possible.

Warm-up pupils' fraction muscles with a four-question quiz, then delve into a learning game designed to reinforce the concept of simplifying fractions. Based on the "I do, We do, You do" method of teaching, the lesson directly exhibits...

Kindergartners jump right into learning. Each lesson in this math unit is clearly outlined with materials, procedures, student outcomes, misconceptions, and solutions. All lessons and activities are aligned with Common Core math standards.

Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...

Learning how numbers are put together as parts and wholes is a big step in building the foundational number sense of young mathematicians. Here, children are given a number less than 10 and are asked to find as many pairs of numbers as...

Help Christina figure out how many chocolate and lemon candies she has with a lesson on decomposing numbers. When presenting this context to the class, the teacher chooses the total number of candies and the number that are chocolate,...

Young mathematicians help Bobbie Bear pick colored buttons out of a box as they learn how to decompose numbers less than 10 into pairs of smaller numbers. To support students with the process, consider creating a worksheet or graphic...

Learning to break apart numbers into smaller pairs is a critical step young mathematicians take as they develop their number sense. To practice this skill, children are provided with sets of three numbers and are asked to pick the two...

Now you see them, now you don't! This fun peek-a-boo activity engages young mathematicians in developing their ability to compose and decompose numbers. After being presented with a series of counters, children close their eyes while the...

Entertaining as well as educational, this math activity about decomposing numbers is bound to capture the engagement of young learners. Given a cup and five two-color counters, young mathematicians simply shake and spill the cup,...

Can your class break the numbers 16, 2, 12, and 7 into their component parts? Children are presented with two problems where they add the numbers 12 and 7 and 16 and 2. In order to complete their task, they'll need to decompose the...

The handy teacher notes attached to each slide make this an easy-to-use math resource. Second graders roll a die and practice doubling the numbers. They then discuss the idea of doubles plus one and deconstructing numbers to build solid...

Join the math circus! This themed place value activity begins with visual examples for learners to understand number composition with regard to tens and ones. They try a few on their own using the visual clues then complete 14 on their...

Make sure your math class actually understands what they are doing when it comes to subtraction. This fantastic worksheet actually scaffolds their processing by diagramming each step, including a check using addition with partitioning....

 Unpack double-digit numbers using this fantastic graphic organizer featuring eight place value problems. Learners separate each number into tens and ones, then write it out by completing a sentence frame. As they work through the...

There are five numbers here, each of which needs to be decomposed into place values. Young mathematicians complete missing information in a chart which splits numbers into tens and ones. They must fill in the numerals or the tallies...

Partitioning or decomposing double and triple-digit numbers is a wonderful way to build number sense and a basic understanding of place value. Here are 12 different numbers, partitioned into their base units and tens or hundreds...

Understanding place value will open up a world of math comprehension for your learners. There are three parts to this worksheet, all with the objective of revealing the decomposition of numbers into tens and ones. First, scholars examine...

Here are two addition-related exercises. However, bear in mind, the explanations are featured below each of them. Use this as an all-class warm up, revealing the explanations if and when you see fit. First, examine the four sets of...