Curated OER
Choose the Operation: Plus or minus (up to 100)
Investigate the relationship between addition and subtraction as scholars fill in these number sentences, each of which is missing a symbol. Is it a subtraction or addition equation? There are 20 of these to start, all written...
Math Worksheets Land
Add and Subtract to 100
Get some practice with double-digit addition and subtraction from all directions! Learners complete two equations for each operation, one horizontally and one vertically. Consider your objective with this one; do you want scholars to use...
Curated OER
Add and Subtract to 100
These addition and subtraction problems probably aren't written the way your scholars are used to seeing them, especially since they have double-digit addends and subtrahends. This set of eight horizontal equations gives learners a...
Curated OER
Primary Understanding and Use of Place Value
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...
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100: Part 9
In this online interactive math learning exercise, students complete several exercises by horizontally adding and subtracting numbers that range between 1 and 100. Students may access the correct answers and their score by clicking submit.
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100: Part 2
In this online interactive math worksheet, students complete the equations by adding or subtracting using the number one hundred. Students may access the correct answers and their scores by clicking submit.
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100: Part 3
In this online interactive math worksheet, students complete the equations by adding or subtracting using the number one hundred. Students may access the correct answers and their scores by clicking submit.
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100
In this mixed addition and subtraction worksheet, 2nd graders find the sums and differences in 15 problems. They enter and submit the answers online or print the page as needed.
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100
In this mixed addition and subtraction worksheet, 2nd graders find the sums and differences in 15 problems. They add and subtract one and two digit numbers between 1 and 100, submit and enter them online, or print the page.
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100
In this addition and subtraction worksheet, students solve 10 problems in which two digit numbers are added or subtracted. Problems are in a horizontal format and may need to be rewritten. This is an online interactive worksheet that can...
Curated OER
Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100
In this addition and subtraction instructional activity, students solve 12 mixed problems in which two digit numbers are added and subtracted, with and without regrouping. This is an online interactive instructional activity that can be...
Curated OER
Math Worksheet: Horizontal Mixed Addition and Subtraction with 1 Negative Number #2
In this online interactive horizontal addition and subtraction learning exercise, students practice their math skills as they solve 15 problems that require them to add or subtract with 1 negative number. The answers may be typed in on...
Curated OER
Subtraction Positive/Negative
In this subtraction worksheet, students complete subtraction problems with one and two digit positive and negative numbers. Students complete 30 problems on 20 pages.
West Contra Costa Unified School District
Subtracting Numbers
Give families the information needed to support their child in the mastering of subtracting numbers with a two page reference sheet offering detailed descriptions and labeled examples.
Curated OER
Ways To Subtract
In this subtraction instructional activity, 2nd graders focus on two digit subtraction with regrouping. Students complete 6 problems in the vertical position and 6 that are written horizontally.
Curated OER
Counting Back and Counting On
Read aloud your choice of books about counting on and counting back (a list is provided, or tell stories of your own). Your learners will write horizontal equations to portray what happens in the story. They build a paper chain and...
Curated OER
Walking on Water
Students use this problem to help them to relate to force vectors: Suspend a meterstick horizontally between two tables. Place a 1kg mass in the middle of the meterstick. Notice the bend of the meterstick. Explain why the meterstick...
It's About Time
Refraction of Light
Don't shine like a diamond, refract light like a diamond. Young scientists use an acrylic block and a laser light to observe refraction. Advanced scholars figure the sine of the angles of reflection and incidence as well as mastering...
Curated OER
Chapter 1 and 2 Review
In this physics review worksheet, students complete 24 matching and problem solving questions pertaining to math code, speed, experiments and variables, slope, and acceleration and average speed.
Curated OER
Understanding Place Value
In this understanding place value worksheet, students, with a partner, problem solve and calculate the answers to seven place value exercises.
Curated OER
Metrics in the Home and in the Store
Learners investigate metric measurement. In this geometry lesson plan, students discover metric measurements of everyday objects as they compare them to US measurements.