Worksheet
Curated OER

Add a 2-Digit Number and a 1-Digit Number

For Students 2nd - 3rd
In this 1 and 2 digit numbers worksheet, students solve the addition word problems by adding the 1-2 digit number equations in the six word problems.
Worksheet
Curated OER

Multiply By A 2-Digit Number 1

For Students 4th
For this multiply by a two-digit number worksheet, 4th graders multiply mentally twelve equations, calculate the answers to twenty two additional multiplication equations.
Worksheet
Curated OER

Liquid Volume and Mass Word Problem

For Students 1st - 2nd
Jeff, Steven, and Donna are ordering juice, and it's up to your scholars to determine how many liters they get all together. There is a visual to help scholars add up these amounts, and everyone orders in single-digit liters. There is an...
Worksheet
Curated OER

Addition Word Problems

For Students 1st - 2nd
In this addition word problem worksheet, students add one-digit plus one-digit numbers to find the sum. Students solve 9 problems.
Lesson Plan
Curated OER

Primary Understanding and Use of Place Value

For Teachers 3rd - 4th
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
Worksheet
National External Diploma Program Council

Finding an Average

For Students 5th - 7th Standards
Young hopefuls can practice finding the average of a group of numbers represented in tables and word problems. 
Unit Plan
2
2
EngageNY

Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
Lesson Plan
Illustrative Mathematics

1.OA, NBT, The Very Hungry Caterpillar

For Teachers Pre-K - 2nd Standards
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
Learning
2
2
Math in English

Thanksgiving MathDoku

For Students 4th - 8th Standards
Add a festive flare to a game of algebra Sudoku with a Thanksgiving themed math learning exercise. 
Lesson Plan
Curated OER

PASS-N-PRAISE

For Teachers 5th
Fifth graders take turns explaining, orally and in writing, how to solve multiplication problems that contain no more than three digit by two-digit numbers.
Worksheet
Curated OER

Mentally Add and Subtract 10 or 100

For Students 1st - 2nd
Get your mental mathletes in top form with this number sequence learning exercise! They must add or subtract 10 from a number to complete these number lines, finding the missing three-digit numeral from a list of answers. Encourage...
Worksheet
Curated OER

Subtracting 2-Digit Numbers Mentally

For Students 3rd - 6th
In this subtraction activity, students subtract 2 digit numbers from each other using mental math. Students complete 12 problems and 9 comparison problems.
Worksheet
Curated OER

Addition: Two Digit Mental Addition

For Students 3rd - 5th
In this 2-digit addition worksheet, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the worksheet. The answers are on the last page.
Worksheet
Curated OER

Count on Whole Tens

For Students 3rd - 4th
In this counting worksheet, students complete a set of 5 problems, adding a "whole ten" number to a 3-digit number, then complete 6 additional problems, adding 90 to given numbers.
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Lesson Plan
Curated OER

Let's Trade

For Teachers 2nd
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Worksheet
Curated OER

Digital Communication

For Students 12th - Higher Ed
In this physics worksheet, students differentiate the three telegraph circuits. They complete 10 short answer questions about digital communication.
Lesson Plan
Curated OER

How to Use Expanded Form

For Teachers 3rd
Third graders write numbers in expanded form. In this math vocabulary lesson, 3rd graders write numbers in expanded form using words only, words and numbers, and numbers only. Each student is given three dice to roll. They then write the...
Lesson Plan
Curated OER

Math: Navigating the World Around Me

For Teachers 4th - 6th
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...
Worksheet
Curated OER

Clocks and Watches

For Students 1st - 2nd Standards
Telling time is an important skill. Beginners to this concept determine the time to the nearest half hour using both digital and analog clocks. There are two examples here demonstrating the form scholars should use when recording each...
Lesson Plan
Tech4Learning

Fantastic Fractions

For Teachers 2nd - 3rd Standards
Learners study how shapes can be divided into equal parts, that each part be equal to its counterpart, and combining parts equals one whole. They make the shapes out of modeling clay and take digital pictures of its parts to create an...
Worksheet
Curated OER

Writing Numbers in Word Form

For Students 2nd - 3rd
In this writing numbers instructional activity, students write the word form of a correct sum to a problem written in words, then use a word bank to complete sentences with a number in word form.
Worksheet
Curated OER

Units Multiplication Closure Activity

For Students 4th - 6th
In this multiplication worksheet, students complete multiplication word problems dealing with numbers 1 through 9. Students complete 8 problems.
Lesson Plan
Curated OER

American Indian Math

For Teachers 3rd - 5th
Upper graders examine Native American culture while practicing mathematical concepts related to patterns and estimation. They will use mental math to add/subtract single digit numbers.