Worksheet
Curated OER

Beginning to Add Decimals Mentally

For Students 1st - 3rd
For this addition worksheet, learners solve ten math problems in which they add a single digit number and a decimal number. Students solve these problems in their head and write the answers in the boxes. The answers are available on the...
Worksheet
Curated OER

Learning 5 - Write the Word

For Students Pre-K - K Standards
As beginning counters learn numbers 1-10, give them activities like this one to help strengthen number value associations and printing skills. They begin by tracing the word five before printing it on their own. Next, they count the...
Activity
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Oregon Department of Education

Building Number Sense

For Teachers Pre-K - 1st Standards
It's never too early to begin a child's math education. This collection of fun hands-on activities engage youngsters in building their number sense as they learn how to count objects, identify numerals, compare amounts, and much more.
Printables
Curated OER

Fractions: A Conceptual Approach

For Teachers 3rd - 6th Standards
If you are teaching fractions to elementary learners this year, this Singapore Math presentation is essential to your curriculum. It addresses several basic fractions concepts in conceptual terms and figures, making each idea accessible...
Worksheet
Curated OER

Number Wall

For Students 2nd - 3rd Standards
Use the number wall to practice addition, evens and odds, missing addends, and doubling. Learners answer various questions based on six numbers, filling in squares with digits. They list the odd numbers and total them, then list the even...
Worksheet
Teacher's Guide

Adding Tens

For Students 1st - 3rd Standards
Given a hundred chart and several examples, learners practice adding 10s. They are given a number then use the chart to aid in adding 10, 20, 30, 40, or 50. There are 25 problems to solve. Tip: Have learners color in all the tens prior...
Worksheet
Math Worksheets Land

Adding Objects in Rectangular Arrays Independent Worksheet

For Students 1st - 3rd Standards
After analyzing objects arranged in rectangular arrays, youngsters write addition sentences to describe each. Model this for the class before they start, as the idea isn't completely clear. Note the third question may throw some students...
Worksheet
Curated OER

Adding and Subtracting

For Students 2nd - 3rd
Adding and subtracting 100 is a breeze once scholars understand the role place value plays in this math process. They examine four examples before adding 100 to 24 numbers and subtracting 100 from 24 more. If you haven't yet covered...
Worksheet
Curated OER

A Human Number Line: Student Worksheet

For Students 4th - 6th
Kids are challenged to make a human number line. They line up, holding numbers from -10 to 10. They then add and subtract both positive and negative numbers, using themselves as the numbers on the number line. This is a great way to...
Lesson Plan
Curated OER

Movie Maker: Retelling a Story

For Teachers 3rd - 6th
Using Movie Maker, sixth graders make an eight frame movie based on a story they have written. They choose music clips, select pictures from PowerPoint, and make their movie. The instructional activity should take about ten days to...
Lesson Plan
West Contra Costa Unified School District

Simplify Expressions and Solve Equations Using Two-Column Proofs

For Students 8th - 10th Standards
Increase understanding of the algebraic properties and their importance. Scholars justify their steps as they simplify expressions and solve equations. They formalize their work as two-column proof.
Interactive
CK-12 Foundation

Values Written as Powers: Binary Numbers 1 to 8

For Students 6th - 8th Standards
A six-question interactive tasks scholars with adding binary numbers one through eight. A tool acts as a visual aid to showcase the patterns made when working with base—2, digits zero and one. Question types include fill in the blank,...
Interactive
New Mexico State University

Monster School Bus

For Students 3rd - 5th Standards
Load up the bus. Pupils play a game where they control a bus to pick up a certain number of monsters for school. Learners develop strategies to make sure they have a full load and score the most rewards. As scholars work through the...
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Here are some number lines that need to be completed. There are two number sequences, one to test addition skills and the other for subtraction. Both sequences include counting by 10, but the subtracting question has scholars count...
Lesson Plan
Curated OER

Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping

For Teachers 2nd - 4th
Students explore adding 2-digit numbers. For this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 3rd
Don't let the title of this one fool you; scholars skip count only by 10 in this number sequence activity. They fill in missing numbers on a number line to complete each sequence, adding or subtracting 10. There are two addition problems...
Lesson Plan
Curated OER

Number Patterns/ Odd and Even #2

For Teachers 2nd - 4th
What's odd? What's even? And what is the pattern? Learners explore addition problems to answer this question, deciding if the answer to each equation is odd or even. They then draw a two-column table to illustrate the outcomes of the...
Worksheet
Curated OER

Dividing by 10

For Students 3rd - 4th
Multiplication and division become much easier when mathematicians are dealing with the number 10 as a factor or divisor. Use the examples to get scholars noticing number patterns if they haven't already learned this. They divide 20...
Lesson Plan
Curated OER

Number Base Clocks

For Teachers 4th - 9th
Students investigate place value in base ten. In this number sense lesson, students participate in an online lesson at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base ten to other...
Worksheet
Curated OER

Can't Start the Race Without 10 Cars Worksheet

For Students K
Race cars needed! Since the race cannot start without ten race cars, kindergartners must determine how many more cars must be added before the checkered flag is waved. Space is provided on the illustrated worksheet for learners to record...
PPT
Curated OER

Fraction X--Adding Unlike Denominators

For Teachers 4th - 5th
In this math PowerPoint, the process of adding fractions with unlike denominators is broken down into a logical, easy-to-follow sequence of steps. Definitions and examples of multiples, least common multiple, and least common denominator...
Worksheet
Curated OER

Adding Decimals

For Teachers 4th - 5th
Show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The...
Worksheet
Curated OER

Adding Decimals

For Students 4th - 5th
Adding decimals can be simple; show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first eight equations are written vertically with some sums requiring a dollar sign, some...
PPT
Curated OER

Number Bonds

For Teachers 1st - 2nd
Being able to recognize number bonds that make 10 is a great way to help learners add 3 digits together. First they make 10 by adding two numbers together, then they assess 3 digit addition sentences, where they make 10 first then add-on...