Worksheet
Curated OER

Counting Back by Tens

For Students 2nd
For this counting backwards worksheet, 2nd graders study and review a chart to assist them in solving 4 subtraction math problems.
Assessment
Math Learning Center

Second Grade Assessments and Scoring Checklists, Common Core State Standards

For Teachers 2nd Standards
How are your second graders progressing in their math skills? Find out with a series of math assessment activities. With baseline assessment score sheets for each skill, you can track how well your kids are adding, subtracting, telling...
Activity
Curated OER

K-5 Mathematics Module: Number and Number Sense

For Students K - 5th Standards
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Lesson Plan
Curated OER

Late-In-The-Year Counting

For Teachers K
Students practice forward and backward counting.  In this counting lesson, students calculate how many objects in a bag by counting forward and then count backward to check.
Worksheet
Education Creations

Morning Math

For Students 1st - 2nd Standards
Jump-start your morning mathematicians with this set of warm ups! Consider simply projecting the problem of the day for the entire class and having them complete the work in individual notebooks or with a partner. Concepts include...
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math instructional activity, 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.
Worksheet
Curated OER

Counting Back

For Students 3rd - 5th
In this mathematical worksheet, students choose a number between one and twenty and then jump back by a smaller number while solving fifteen subtraction equations.
Lesson Plan
Pennsylvania Department of Education

Comparing Sets

For Teachers Pre-K - 2nd
Learners count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
Worksheet
Curated OER

Linus Minus

For Students 1st - 2nd
In this math instructional activity, students practice one digit subtraction from one or two digits. Students complete 6 word problems and 12 horizontal subtraction problems.
Worksheet
Curated OER

Adding and Subtracting Up to 5 Guided Lesson Explanation

For Students K
A teacher resource, this scripted lesson details how learners can solve addition and subtraction problems involving numbers up to five. The referenced pupil worksheet is not included.
Lesson Plan
Curated OER

Numeracy Lesson Plans

For Teachers 1st - 8th
Students complete a series of lesson plans dealing with numbers, counting, and ordering. In this numbers lesson plan, students identify numbers, identify number patterns, count forwards and backwards, and more.
Worksheet
Curated OER

Mental Subtraction Methods

For Students 3rd - 6th
In this subtraction learning exercise, students subtract problems using mental math methods such as tens groups, comparing problems, helping numbers, and more. Students complete 7 sets of problems.
Worksheet
Curated OER

Brain Booster: Subtraction Strategy- Working Backward

For Students 3rd - 4th
In this daily math problem worksheet, students complete three activities that help them use subtraction and work backwards. Students show their work using pictures, numbers, or words and may use cubes, number lines or hundred boards for...
Worksheet
Curated OER

Mental Maths

For Students K - 2nd
In this mental math practice instructional activity, students fill in the 10 blanks as the count backwards and forward. Students also solve 20 addition problems.
Lesson Plan
Curated OER

Absolute Value and Basic Operations With Real Numbers

For Teachers 6th - 8th
Middle schoolers investigate the mathematical concept of absolute value by counting the number of steps taken in two directions. Using the number line the teacher can note how they can forward and backward without changing the absolute...
Worksheet
Curated OER

Word Problem Solving Strategies

For Students 6th
In this word problem solving strategies worksheet, 6th graders solve and complete 11 different problems and questions related to identifying word problems. First, they explain what the problem is telling them to do and what is important....
Lesson Plan
Curated OER

Number Line Math

For Teachers 2nd
Second graders use a number line to practice subtraction.  For this subtraction lesson, 2nd graders use a number line to count backwards.  Students participate in mad math activities and solve problems.
Worksheet
Raytheon

Strategies for Solving Math Word Problems

For Students 4th - 6th
In this strategies for solving math word problems activity, learners read two pages of examples and explanations, then solve 42 addition, subtraction, multiplication and division problems, answer sheet included.
Lesson Plan
Curated OER

Factoring Trinomials

For Teachers 9th - 11th
Students factor trinomials and other quadratic functions. In this algebra lesson, students solve trinomials containing negative and positive coefficients. They factor quadratics of difference squares as well as regular polynomials.
Lesson Plan
Curated OER

Walking On The Number Line

For Teachers 4th - 5th
Learners investigate the concepts of expressions and equations while defining the similarities and differences. They explore the operations by using a number line and record answers while working with the teacher. Students play the game...
Worksheet
Curated OER

Board Game

For Students 2nd - 3rd
In this subtraction instructional activity, students play a board game where they move spaces according to the subtraction problem they land on. Students complete 20 problems.
Lesson Plan
Curated OER

Numeracy Lesson Plan: Reception

For Teachers 1st - 5th
Students examine number sense by participating in identification activities. For this number value lesson, students practice counting from 1-10, identifying number flash cards, reading clocks and multiplying basic numbers. Students...
Lesson Plan
Curated OER

Ten Pennies

For Teachers K - 6th
Pupils play logic and strategy games with pennies. In this pennies worksheet, students play one game called 'From counting to arithmetic', and one called 'Counting and mental math'.
Lesson Plan
Curated OER

Investigation - The Bakery Shop

For Teachers Pre-K - K
Students participate in mathematical music and subtraction using their fingers when indicated in the song. In this music/math lesson, students count their fingers and  pretend their fingers are cookies. Students sing the song and...