Worksheet
Curated OER

Adding 8's (A)

For Students 1st - 2nd
In this addition worksheet, students enhance their addition skills by adding the number 8 to a number. Students add to solve the 50 problems.
Worksheet
Curated OER

Adding 8's (B)

For Students 1st - 2nd
In this addition worksheet, students enhance their addition skills by adding the number 8 to a number. Students add to solve the 50 problems.
Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This...
Worksheet
Curated OER

Adding 1's

For Students 1st - 2nd
In this adding one worksheet, students solve 20 problems in which the number 1 is added to a single digit number. Numbers are both in horizontal and vertical format.
Lesson Plan
Curated OER

Career Stories

For Teachers 2nd
Second graders write and solve word problems related to career stories.
Lesson Plan
Curated OER

Subtraction Relay

For Teachers 2nd - 4th
Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats.
Worksheet
T. Smith Publishing

Halloween Add or Subtract Worksheet 1

For Students 1st - 2nd Standards
Twenty-eight subtraction problems are presented using single- or double-digits. Because of a fuzzy bat at the top of the page, this is a Halloween-themed worksheet. Use it as a homework assignment or assessment of subtraction skills.
Lesson Plan
Curated OER

Negative Magic Squares

For Teachers 4th
Magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that children should have heard about and experienced. The problems in this sequence give students the opportunity to...
Lesson Plan
Curated OER

The Multiplier (origin of the algorithm)

For Teachers 4th - 8th
Students explore basic algorithms for addition, subtraction, and multiplication. They use models to demonstrate solving two-digit by two-digit multiplication. Students demonstrate vertical formats to solve multiplication problems.
Worksheet
Curated OER

Subtracting Integers

For Students 5th - 6th Standards
In this subtracting integers activity, students use 9 integer lines to help them solve 9 math problems that require them to subtract positive and negative numbers.
Lesson Plan
Alabama Learning Exchange

Calendar Fun Operations

For Teachers 6th - 8th Standards
Middle schoolers explore the concept order of operations.  In this order of operations lesson plan, students make a song about the order of operations in groups.  Middle schoolers practice working problems using order of...
Lesson Plan
Curated OER

Exploring Equations and Y-Intercept

For Teachers 6th - 9th
Students graph linear equations using intercepts, find y-intercept, find x-intercepts and graph linear equations that use horizontal and vertical lines.
Worksheet
Helping with Math

Subtraction Worksheet: Numbers to 9 (2 of 3)

For Students 1st Standards
Second in the series, this worksheet provides practice with 36 single-digit subtraction problems. The first 24 are in a horizontal arrangement, while the remaining 12 are vertical. First graders especially benefit this type of skills...
Worksheet
Curated OER

Add Two-Digit Numbers

For Students 2nd - 3rd
In this adding two-digits numbers worksheet, students solve horizontal and vertical problems with some regrouping. Students solve 25 problems.
Worksheet
Curated OER

Subtraction - Numbers to 19 ( 3 of 3)

For Students 1st - 2nd Standards
In this subtraction worksheet, students find the differences in 30 vertical problems which use numbers up to nineteen. They do not regroup as they solve the problems in which they subtract a single digit number from a two digit number.
Worksheet
Curated OER

Rewrite to Add: Homework

For Students 3rd - 4th
In this rewrite addends instructional activity, students learn how to rewrite addends to add the given addition sentences. Students use the graph to help them rewrite the addends and then solve the five problems.
Worksheet
Curated OER

Grasping Graphs

For Students 7th - 8th
In this grasping graphs worksheet, students solve and complete 3 different types of problems. First, they graph the data described and select the appropriate graph type. Then, students identify the independent and dependent variable. In...
Worksheet
Curated OER

Adding 6's (B)

For Students 1st - 2nd
In this addition worksheet, students enhance their addition skills by adding the number 6 to a number. Students add to solve the 50 problems.
Worksheet
Curated OER

Multiplying Whole Numbers

For Students 3rd - 5th
In this multiplication of whole numbers instructional activity, students follow step by step directions to multiply two pairs of numbers without using a calculator.
Lesson Plan
Curated OER

Computers Can Only Add

For Teachers 9th - 10th
Students explore using mathematics to solve problems in base two. After a teacher demonstration of using base two to write numbers. students model similar problems to explore the concept of number systems in different bases. To increase...
Lesson Plan
Curated OER

Jo's Table

For Teachers 2nd
Second graders work on the problem with a partner. They examine what they are supposed to be doing. They share the students's solutions making sure than they are looking for patterns along the diagonals.
Worksheet
Curated OER

Subtraction - Numbers to 12

For Students 1st Standards
In this subtraction instructional activity, 1st graders solve for the differences in 30 vertical problems in which they use numbers up to 12.
Lesson Plan
Curated OER

Add the Double Digit Numbers

For Teachers 1st - 2nd
In this math worksheet, students practice addition of double digit numbers for both addends. There is no regrouping in these 12 problems. Problems are written vertically.
Lesson Plan
Curated OER

Does Your Field Measure Up

For Teachers 9th - 11th
Students measure angles using a plane table kit. In this geometry lesson, students use trigonometric identities to find the values of the length of a football field.